Answer:
-2(x^2-2x-6)
Step-by-step explanation:
Find area of each square, then take the area of the bigger square and subtract the smaller square's area.
Work shown down below. Pardon the handwriting.
What type of triangle is ABC?
Give reasons for your answer.
I know it's isosceles but I don't know the reasons...
So I'm asking for help.
Thanks!
Answer:
angle A and C are both Equal and sides BC and BA of the triangle are congruent
Step-by-step explanation:
18 What is the equation of the line that is perpendicular to y = -x – 10 and contains point (-12, 1)? A y = X - 8 B y = - 15 C y = -x - 8 D y = 3*+ 17
Answer:
The equation of the line that is perpendicular to y = -x – 10 and contains point (-12, 1)
[tex]y=x+13[/tex]
Please note there is something wrong with the values given question. This is correct answer.
Step-by-step explanation:
Slope of line y = -x – 10 is m1=-1
Since slope of perpendicular lines are negative reciprocal of each other
Slope of other line is m2=1
Equation of line contains point (-12, 1) and having slope m2=1 is
[tex]y-y_1=m(x-x_1)[/tex]
[tex]y-1 = 1(x+12)[/tex]
[tex]y =x+12+1 \\y = x + 13[/tex]
What are all the expressions equivalent to 4(y + 2)
A) 4y+2
B) 4y+8
C) y + y + y + y + 2
D) y+y + y + y + 2 + 2 + 2 + 2*
Answer:
B) 4y+8
D) y+y + y + y + 2 + 2 + 2 + 2*
Step-by-step explanation:
The expressions equivalent to 4(y + 2) are given below:
B) 4y+8D) y+y + y + y + 2 + 2 + 2 + 2The temperature in Pullman, WA was 37°F in the afternoon. After the sun went down, the temperature dropped 7 degrees. Write an equation to represent the situation. What was the temperature after the sun went down?
Since the temperature dropped 7 degrees, we will subtract 7 degrees from the original temperature given.
Write an equation to represent the situation:
37°F - 7°F = x
What was the temperature after the sun went down:
37°F - 7°F = x
30°F = x
The temperature after the sun went down was 30°F.
Find the measure of the largest angle in the triangle shown . PLS HELP
Answer:
72°
Step-by-step explanation:
So the three angles of a triangle always add up to 180°. This means that
[tex]15x + 21x + 24x = 180[/tex]
This becomes:
[tex]60x = 180[/tex]
And solves as:
[tex]x = 3[/tex]
The largest angle has to be the one marked with 24x because it has the largest coefficient and x is a constant.
[tex]24x = 24(3) = 72[/tex]
The measure of the largest angle in the triangle is 72°.
72 degrees is the biggest angle in the given triangle.
What are the properties of the triangle?The properties of the triangle are: The sum of all the angles of a triangle (of all types) is equal to 180°. The sum of the length of the two sides of a triangle is greater than the length of the third side. In the same way, the difference between the two sides of a triangle is less than the length of the third side.
Given that the three angles of the triangle are 24x, 21x, and 15x
Since the sum of all the angles of the triangle is always 180 degrees
Thus,
24x +21x + 15x = 180
60x = 180
x = 3
Thus, the biggest angle would be 24x
biggest angle of triangle = 24 * 3 = 72
Therefore, the biggest angle of the given triangle is 72 degrees
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Ana walked 13/3 miles. How many whole miles did ana walk?What portion of an additional mile did she walk
Answer: 4 whole miles and 1/3 of an additional mile
Step-by-step explanation:
13/3=4 1/3
Answer:
4 whole miles and 1/3 of an additional mile
Step-by-step explanation:
13\3=4 1\3
the lines p and q intersect at point 0 what is the value of x?
Step-by-step explanation:
since they're Head opposite angles.
[tex](3x - 3) = (2x + 13) \\ 3x - 2x = 13 + 3 \\ x = 16[/tex]
PLS HELP!!!: A meter is about the distance from one hand to the other when your arms are stretched out if 5 friends stood with their arms stretched and fingers touching about how many meters would that be in length??
Answer:
5 meters???
Step-by-step explanation:
each friend has arms
Answer:5 meters
Step-by-step explanation:
1 meter=1 person stretched out
5meters=5 people stretched out
HELP PLEASE I NEED IT FAST-
Answer:
2
Step-by-step explanation:
Answer:
2
Step-by-step explanation:
The area of the triangle in the rectangle is 6 x 16, since the triangle takes about half of the rectangle, its supposed to be 1/2 (16x6)
can some plls help me
Emily is making a scrapbook.
She uses 13 stickers to decorate each page.
In all, Emily uses 156 stickers.
How many pages did she decorate?
In order for Emily to use 156 stickers, she would've had to decorate 12 pages. 13 × 12 = 156. Therefore, your answer would be 12 pages.
if a comet become visible every 6 years how many times will it be visible in a person's lifetime
Answer:
13
Step-by-step explanation:
Assuming the average human lifespan is 79 years then youll see a comet about 13 times in your life
Using xn+1 = 1 -(3/x^2)
with x0 = -2.5
Find the values of X1, X2 and X3 using iteration
Answer:
The values of [tex]x_{1}[/tex], [tex]x_{2}[/tex] and [tex]x_{3}[/tex] are 0.52, -10.094 and 0.971.
Step-by-step explanation:
Let [tex]x_{n+1} = 1-\frac{3}{x_{n}^{2}}[/tex] be the recurrence formula and [tex]x_{o} = -2.5[/tex]. The first values of this recurrence are, respectively:
[tex]x_{1}[/tex]:
[tex]x_{1} = 1 - \frac{3}{x_{o}^{2}}[/tex]
[tex]x_{1} = 1-\frac{3}{(-2.5)^{2}}[/tex]
[tex]x_{1} = 0.52[/tex]
[tex]x_{2}[/tex]:
[tex]x_{2} = 1-\frac{3}{x_{1}^{2}}[/tex]
[tex]x_{2} = 1-\frac{3}{0.52^{2}}[/tex]
[tex]x_{2} = -10.094[/tex]
[tex]x_{3}[/tex]:
[tex]x_{3} = 1-\frac{3}{x_{2}^{2}}[/tex]
[tex]x_{3} = 1 - \frac{3}{(-10.094)^{2}}[/tex]
[tex]x_{3} = 0.971[/tex]
The values of [tex]x_{1}[/tex], [tex]x_{2}[/tex] and [tex]x_{3}[/tex] are 0.52, -10.094 and 0.971.
Answer:
= 0.52, -10.094 and 0.9705561461
Step-by-step explanation:
If you input this equation into a calculator while using brackets around [tex]x[/tex]n, you should get these values above. Hope that helps!
pls help me I don't understand this :c
Answer:
B
Step-by-step explanation:
subtracting from x means you move to the right the amount you subtracted. Since you're already one the the right, moving five more puts you at six.
What is the LEAST COMMON MULTIPLE of 3 and 5
Answer:
15
Step-by-step explanation:
brainliest plzzz
Where is the blue dot on the number line?
++
十
6
0
6
Step-by-step explanation:
Each space between 2 lines represent 6 units. (from -6 to 0 is 6 units, from 0 to 6 is 6 units)
Since the blue dot is 3 spaces to the right of 0, it is 3 * 6 units = 18.
The value of the blue dot is 18.
h(x) = x^2 - 4 - x
g(x) = 3x - 2
Find h(x) division sign g(x)
Answer:
g(x)=x
4
+3x
3
−x
2
−3x
Step-by-step explanation:
Write the phrase as an expression.
a number t cubed
An expression is
Answer:
t to the 2 power
Step-by-step explanation:
The expression for a number t cubed is t³.
What is Expression?A mathematical expression is a phrase that has a minimum of two numbers or variables and at least one mathematical operation. Let's examine the writing of expressions. The other number is x, and a number is 6 greater than half of it. In a mathematical expression, this proposition is denoted by the expression x/2 + 6.
As an illustration, the phrase x + y is one where x and y are terms with an addition operator in between.
Given statement:
a number t cubed
Here the number be t.
So, the number t is cubed which can be written as
= t³
Hence, the expression is t³.
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Simplify the expression
4(1+5p)
Answer:
4+20p
Step-by-step explanation:
4x1 and 4x5p= 4+20p :)
[tex]9 - 3 \div \frac{1}{3} + 1[/tex]
i need help with math problem
Given:
The expression is
[tex]9-3\div \dfrac{1}{3}+1[/tex]
To find:
The value of given expression.
Solution:
We have,
[tex]9-3\div \dfrac{1}{3}+1[/tex]
BODMAS : Bracket, Order, Division, Multiplication, Addition, and Subtraction.
Using BODMAS, first we need to perform division in the given expression.
[tex]=9-(3\div \dfrac{1}{3})+1[/tex]
[tex]=9-(3\times 3)+1[/tex]
[tex]=9-9+1[/tex]
Now, apply addition.
[tex]=(9+1)-9[/tex]
[tex]=10-9[/tex]
Now, apply subtraction.
[tex]=1[/tex]
Therefore, the value of given expression is 1.
A 2-column table with 4 rows. Column 1 is labeled Gallons with entries 1, 2, 3, 4. Column 2 is labeled miles with entries 23, 46, 69, question mark.
Which statements are correct? Select all that apply.
Multiply g by 23 to get m.
Multiply m by 23 to get g.
The missing value in the last row is 70.
The missing value in the last row is 92.
A real-world situation that is represented in the table is “Rio’s car gets 23 miles per gallon.”.
A real-world situation that is represented in the table is “Rio’s car gets 1 mile per 23 gallons.”.
Answer:
Gallons Miles
2 56
4 a
b 168
10 c
To Find : the missing values a , b , c and constant of proportionality
Solution:
constant of proportionality of x miles per gallon
=> Miles = x * gallons
Gallons = 2
=> Mile s= 2 * x = 56
=> x = 28
Gallons = 4
=> Mile s= 4 * 28 = 112 = a
Gallons = b
=> Mile s= b * 28 = 168
=> b = 7
Gallons = 10
=> Mile s= 10 * 28 = 280 = c
Gallons Miles
2 56
4 a =112
b=7 168
10 c=280
constant of proportionality = 28
a = 112
b = 7
c = 280
Step-by-step explanation:
i think lol
Answer:
A 2-column table with 4 rows. Column 1 is labeled Gallons with entries 1, 2, 3, 4. Column 2 is labeled miles with entries 23, 46, 69, question mark.
Which statements are correct? Select all that apply.
Multiply g by 23 to get m.
Multiply m by 23 to get g.
The missing value in the last row is 70.
The missing value in the last row is 92.
A real-world situation that is represented in the table is “Rio’s car gets 23 miles per gallon.”.
A real-world situation that is represented in the table is “Rio’s car gets 1 mile per 23 gallons.”.
the answer is A,D,E I got right.
Step-by-step explanation:
For homework plss help
Answer:
B, C, D and E are correct options
Step-by-step explanation:
Here, we want to get the correct options;
a. We simply divide the next term by the previous term so that we get the common ratio
That would be 16/-8 = -32/16 = -2
As we can see, the common ratio is -2 which means that the option cannot be correct
b. The 5th term is mathematically;
ar^4 = -8 * (-2)^4 = -8 * 16 = -128
This is correct
c. The 7th term is
ar^6 = -8 * (-2)^6 = -512
5th term is ar^4 = -8 * (-2)^4 = -128
So -512/-128 = 4
As we can see, this option is correct
d. 8th term is 1024
8th term is ar^7
= -8 * (-2)^7 = 1024 which is correct
e. 10th term is ar^9 = -8 * (-2)^9 = 4096
9th term is ar^8 = -8 * (-2)^8 = -2048
This is correct
Jamisha is solving the equation
4
(
x
−
2
)
=
34
for
x
. Her work is shown in the table.
Did Jamisha make a mistake in solving the equation, and why?
Jamisha made a mistake between Step 1 and Step 2; she did not distribute correctly.
Jamisha made a mistake between Step 1 and Step 2; she did not distribute correctly.
Jamisha made a mistake between Step 2 and Step 3; she did not add correctly.
Jamisha made a mistake between Step 2 and Step 3; she did not add correctly.
Jamisha made a mistake between Step 3 and the Answer; she did not divide correctly.
Jamisha made a mistake between Step 3 and the Answer; she did not divide correctly.
Jamisha did not make a mistake in solving the equation.
Answer: she made a mistake between 1 and 2
The table shows four numbers.
Negative 34
Negative 0.4
0.4
3.4
Which number is an integer?
Negative 34
Negative 0.4
0.4
3 and one-fourth
Answer:
-34
Step-by-step explanation:
Answer:
A. -34
Step-by-step explanation:
please help will mark brainliest!!!
Answer:
BX
Step-by-step explanation:
D = RT is an extremely important and useful formula. This formula relates distance, to rate, and time.
In this question, we are asked to find the DISTANCE travelled in the biking portion of the triathlon. Looking back to the formula, we see that the distance is equal to the rate multiplied by the time.
The rate biking is also called the average speed, which is represented by an X in this problem.
The time biking is represented by a B in this problem.
Thus, we obtain our final answer, B times X, or simply written as BX.
what is the domain and range of this and it is a function?
Answer:
Domain: [-8,inf)
Range: [-3,5]
Function: Yes
Step-by-step explanation:
First, this relation is a function because x's never repeat. The domain is every x-value that the graph covers, on this graph x's start at -8, which is included, and then continue forever. So the domain should be written as [-8,inf) because it is from least to greatest and the bracket shows -8 is included. The range is the y-values the graph covers. On this, the highest y is 5, and then the graph flattens at -3, both points are included. So the range must be [-3,5].
What is the solution to the system of equations?
5x – 4y = 6
–5x + 4y = –10
Anyone know the answer to this?
John borrowed $20,000 from Beth. He pays $500 per month in interest. What is the percentage interest rate?
Answer: 2.5%
Step-by-step explanation:
From the question, we are informed that John borrowed $20,000 from Beth and that he pays $500 per month in interest.
The percentage interest rate would be calculated thus:
= Amount paid as interest / Amount borrowed × 100
= 500/20000 × 100
= 2.5%
What is the greatest common factor of 15 and 48?
Answer:
3
Step-by-step explanation:
48= 1, 2, 3, 4, 6, 8 ,12, 16, 24, 48.
15= 1, 3, 5, 15, 30, 45 and so on but only 3 can go into 48 and 15 and it is the greatest since there are no other common greater numbers between them.