(-3-5i)(-3+5i)

A.34
B.34-30i
C.-16

Answers

Answer 1

Answer:

34

Step-by-step explanation:

See Image Below:)

(-3-5i)(-3+5i)A.34B.34-30iC.-16

Related Questions

Cindy's square-shaped garden has side lengths of x ft. She will plant 5 tulip bulbs per square foot. Write a function g to model the number of bulbs she should plant. How many bulbs will she plant if the garden has a side length of 8 feet? for this problem what is the function we need to write g(x)=?

Answers

Answer:

The total number of bulbs are "320 bulbs".

Step-by-step explanation:

According to the question,

The square garden's side length,

x = 8 feet

Number of tulip bulbs she plant,

= 5

Now,

As per the question, the area of square will be:

⇒ [tex]A=x^2[/tex]

       [tex]=(8)^2[/tex]

       [tex]=64[/tex]

hence,

The total number of bulbs will be:

⇒ [tex]n=A\times 5[/tex]

       [tex]=64\times 5[/tex]

       [tex]=320 \ bulbs[/tex]

Thus the above is the correct solution.


The ratio of boys to girls at the Milwood School is 4 to 5. If there are a total of 27
children at the school, how inany boys attend the Milwood School?

Answers

Answer: 12 boys attend Millwood School.

Step-by-step explanation:

Yeah. It just makes sense. I am bad at explaining. Sorry!

The ratio shows how many times one value is contained in another value.

The ratio of boys to girls at the Milwood School is 4 to 5.

The number of girls that attended the Milwood school is 15.

The number of boys that attended the Milwood school is 12.

What is a ratio?

The ratio shows how many times one value is contained in another value.

Example:

There are 3 apples and 2 oranges in a basket.

The ratio of apples to oranges is 3:2 or 3/2.

We have,

The ratio of boys to girls at the Milwood School is 4 to 5.

Total number of children = 27

Let the number of boys = 4x

Let the number of girls = 5x

Now,

4x + 5x = 27

9x = 27

x = 3

Now,

The number of boys = 4x = 4 x 3 = 12

The number of girls = 5x = 5 x 3 = 15

Thus,

The number of boys that attended the Milwood school is 12.

Learn more about ratios here:

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Akiko's bill at the restaurant was $14.05. She left a tip of 18% what is the tip amount (no rounding)

Answers

Answer:

$2.52

Step-by-step explanation:

HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP
HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP

D. 750

Answers

Answer:

B, 600

I've attached a graph to help ya!

Hope this helps!

Where is point a located on the coordinate grid

Answers

Answer:

The answer is B It is located on the Quadrant ll

Step-by-step explanation:

have a good day :)


Find the measure of

Answers

Answer:

16

Step-by-step explanation:

If u use a protracter it will work

Find the volume of the rectangular prism

Answers

Answer:

Hello! answer: volume = 216

Step-by-step explanation:

Volume for rectangular prisms are found by doing length × width × height so... 6 × 4 × 9 = 216 therefore the volume is 216 hope that helps!

Hopes this helps:

Answer: V = 216

Have a great day.

if that is = a, find the value of a + 1 over a
[tex]3 - \sqrt{5} [/tex]

Answers

Answer:

7+√5/4

Step-by-step explanation:

if that is = a, find the value of a + 1 over a

​Given that a = 3 - √5

a+1/1 = (3-√5)+1/3 - √5

4-√5/3 - √5

Rationalize

4-√5/3 - √5 * 3+√5/3 + √5

= 12 +4√5-3√5-√25/9-5

= 12+√5-5/4

= 7+√5/4

Hence the requred answer is  7+√5/4

The length of a garden is 25 m. Find the width knowing that the area is between 300 m2 I need it now pls

Answers

Answer: 12m

Step-by-step explanation:

Assuming the garden is a rectangular one, the area can be calculated by the formula:

Area = Length * Width

Given the length, one can find the width by making it the subject of the formula:

300 = 25 * Width

Width = 300 / 25

= 12 m

Use the circle what is the measure of arc ED

Answers

is there supposed to be a graph or a “circle”? you kinda need it to solve the problem lol

Please help ASAP!!!!!!!!

Answers

Answer:

3, 5, 6

Step-by-step explanation:

Angles that will be congruent to the given angle, 94° would be any angle that is corresponding to 94°, any angle that is vertical to 94°, any angle that is the alternate interior angle to 94°.

Thus.

Angle 3 = 94° (vertical angles)

Angle 5 = 94° (corresponding angles)

Angle 6 = 94° (alternate interior angles)

help me please!!!!
i'll give brainliest!!

Answers

Answer:

37

Step-by-step explanation:

Please help due soon you'll get 20 points. (Multiple choice, both true and false questions)

Answers

Answer: first one: false second one: true

Step-by-step explanation:

A square has a side length of 2.5 feet if the square is dilated by a factor of 2.5 what is the length of a side of the new square

Answers

Answer:

6.25

Step-by-step explanation:

You would multiply 2.5 by itself since you're dilating your side length.

HOW TO DO THIS QUESTION PLEASE ​

Answers

First, you need to know how much they’re dilated.

To find that out you do:
15/10 = 1.5

So they’re dilated by 1.5cm

To find the value for y you do:
6•1.5 = 9

y = 9
Yeah what he said is right

Classify this triangle by its sides.

Answers

Answer:

Isosceles

Step-by-step explanation:

The one lined mark on the two angles mean that they are the same since they have the same mark.

What is the length of the hypotenuse?

Answers

=>(hypotenuse)^2=(base)^2+(perpendicular)^2

=>(h)^2=(15)^2+(8)^2

=>(h)^2=289

=>h=√289

=>h=17 yd

Hope it helps you

225+64=289 is your answer

Dan had $34 to spend at the fair. If the admission to the fair is $10 and the rides cost $1.50 each, what is the greatest number of rides Dan can go on?

Answers

Answer:

34-10 for admission= 24. if each ride cost 1.50, you can take 1.50x16 and get 24.00. He can go on 16 rides.

If the area of a rectangle is expressed as x4 - 9y2, then the product of the length and the width of the rectangle could be expressed as 1) (x - 3)(x + 3y) 2) (r? – 3y)(x2 + 3y) 3) (r? – 3y)(r? - 3y) 4) (x +y)(x-9y)​

Answers

Answer:

Step-by-step explanation:

the area of the rectangle is a difference of two squares

so it can be expressed

(x^2-3y)(x^2+3y)

Answer:

(x^2-3y)(x^2+3y) if you multiply them all together you get the final answer of x^4-9y^2

hope this helps

have a good day :)

Step-by-step explanation:

Solve for xxx. Enter the solutions from least to greatest.
x^2 + x - 30 = 0x
2
+x−30=0

Answers

Given:

The quadratic equation is:

[tex]x^2+x-30=0[/tex]

To find:

The solutions of the given equation.

Solution:

We have,

[tex]x^2+x-30=0[/tex]

Splitting the middle term, we get

[tex]x^2+6x-5x-30=0[/tex]

[tex]x(x+6)-5(x+6)=0[/tex]

[tex](x+6)(x-5)=0[/tex]

Using zero product property, we get

[tex]x+6=0[/tex] and [tex]x-5=0[/tex]

[tex]x=-6[/tex] and [tex]x=5[/tex]

Therefore, the solutions of the given quadratic equation are -6 and 5.

Need answer ASAP !!!

Answers

Answer:

x^2-12x+37

Step-by-step explanation:

Let's start by putting this into vertex form which will be (x-6)^2+1

Now lets solve our equation to get parabola standard form

x^2-12x+37

The diameter of a circle is 825 centimeters. Enter the area of the circle, in square centimeters. Round your answer to the nearest TENTH.

Answers

Answer:

534561.63

Explanation:

used calculator lolololololol

One way to recognize a ___ is to look for a line that divides the original image into two congruent parts.
A. line of symmetry
B. point of symmetry
C. center of symmetry
D. plane of symmetry

Answers

a because the line of symmetry is where the two parts of the image will meet

The correct option to look for a line that divides the original image into two congruent parts is called; A. Line of Symmetry

What is a Line of Symmetry?

The line of symmetry is defined as the axis or imaginary line that passes through the center of the shape or object and divides it into identical halves.

Now, from the question we see that the line divides the original image into two congruent parts which is the definition of line of symmetry.

Read more about Line of Symmetry at; https://brainly.com/question/547436

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Luna have c caramel then luna sister took 56 of the carmel write the expression that show the number of carmel luna have left brainly

Answers

Answer: [tex]c-56[/tex]

Step-by-step explanation:

Given

Luna has c caramel

Her sister took 56 caramel

The number of caramel luna has left is the subtraction of initial and 56 i.e.

[tex]\Rightarrow c-56[/tex]

Find the volume of the composite solid. Round your
anwser to the nearest hundredth.

Answers

Answer:

226.19 [tex]cm^{3}[/tex]

Step-by-step explanation:

Vol. of cone = Bh/3   where B is the area of the base(circle) and h is the height of the cone.

r = 3   h = 3

V = [tex]\frac{\pi *3^{2}*3 }{3}[/tex] = 9π

Vol. of the cylinder = Bh   where B is the base(circle) and h is the height of the cylinder.

r = 3   h = 10 - 3 = 7

V = [tex]\pi *3^{2} * 7[/tex] = 63π

Total volume = 9π + 63π = 72π = 72(3.1416....) = 226.19

 

Volume is a three-dimensional scalar quantity. The volume of the composite figure will be 226.194cm³.

What is volume?

A volume is a scalar number that expresses the amount of three-dimensional space enclosed by a closed surface.

The volume of the composite solid is the sum of the slanted cylinder and the cone. Therefore, the volume will be,

Volume = Volume of cone + Volume of slant cylinder

             = [(1/3)πr²h] + [πr²H]

             = [(1/3)×π×(3)²×3] + [π×(3)²×7]

             = 28.274 cm³ + 197.920 cm³

             = 226.194 cm³

Hence, the volume of the composite figure will be 226.194cm³.

Learn more about Volume:

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i need help
8 1/4 x 4 1/2 x 6 1/2

Answers

Answer:

[tex]241\frac{5}{16}[/tex]

Step-by-step explanation:

y = -2x+ 1 slope what is the answer I need help with it quick please help guys

Answers

Answer:

slope is -2

Step-by-step explanation:

Convert to cups.
27.2 fluid ounces
A. 3.4 cups
B. 6.8 cups
C. 54.4 cups
D. 4.4 cups

Answers

Answer:

A - 3.4

Step-by-step explanation:

The money used in Jordan is called the
Dinar. The exchange rate is 1 Dinar for
every $1.40. Find how many dollars you
would receive if you exchanged 32.4
Dinars.

Answers

Answer:

$45.36

Step-by-step explanation:

1 dinar = $1.4

32.4=?

32.4*1.4

$45.36

What is the value of X pleaseee answer fast

Answers

The most suitable answer is option C.
Answer: option C is your answer
I hope this helps
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