i F 49x ²b = (7x +1/2)(7x-1/2)
then Find the value b.​

Answers

Answer 1

Answer:

0

Step-by-step explanation:

Apply Only the Outside and Inside Method of the Foil Method.

[tex]7 \times - \frac{1}{2} = - 3.5x[/tex]

[tex] \frac{1}{2} \times 7x = 3.5x[/tex]

Add them together

[tex] - 3.5x + 3.5x = 0[/tex]

So our b value is 0.


Related Questions

During the summer Tyler delivers packages a Miranda Cares for animal on a farm to show there earnings Tyler makes a graph and Miranda makes a table, which statement is true?

Answers

Answer:

divide the earnings number by the time, and then subtract the quotient by the slope of tylers graph.

If p(x)= 2^x, what is the value of p(3) - p(2)?

Answers

Answer:

4

Step-by-step explanation:

p(3) = 2³ = 8

p(2) = 2² = 4

8-4 = 4

PLS hurry!! I'LL MARK BRAINLIEST!

Answers

Answer:

A. 5+x-12=2x-7

-7+x+2x-7

x=2x

x-2x=0

-x=0-> x=0

B.

when X=-0.5

5+(-0.5)-12=2 (-0.5)-7

-7.5=-8 (answer does not work)

when X=0

5+0-12=2(0)-7

-7=-7 (answer works)

when x=1

5+1-12=2(1)-7

18=-5 (answer does not work)

Step-by-step explanation:

Answer:

[tex]x=0[/tex]

Step-by-step explanation:

A) From this case you would need to narrow down the whole equation...

Like this: [tex]5+x-12=2x-7[/tex]  →  [tex]x-7=2x-7[/tex]  →  [tex]x=0[/tex]

B) To prove that one of these numbers solve the equation, we would have to check it ourselves.

Like this: [tex]5+(-0.5)-12=2(-0.5)-7[/tex]  →  [tex]-7.5=-8[/tex] (SO THIS WON'T WORK)

[tex]5+0-12=2*0-7[/tex]  →  [tex]0=0[/tex] (THIS WORKS!)

[tex]5+1-12=2(1)-7[/tex]  →  [tex]-6=-5[/tex] (NOR DOES THIS WORK)

Therefore: [tex]x=0[/tex] will work to solve the equation correctly

Evaluate the expression: 2y-9 when y = 3

Answers

Answer:

-3

Step-by-step explanation:

2·3-9

6-9 = -3

On Saturday, a local hamburger shop sold a combined total of 261 hamburgers and cheeseburgers. The number of cheeseburgers sold was two times the number of hamburgers sold. How many hamburgers were sold on Saturday?

Answers

Answer:

134 hamburgers

Step-by-step explanation:

Let H = # of hamburgers 

# of cheeseburgers = 2H

H + 2H = 402

3H = 402

H = 402/3

H = 134

Jamal uses the line of best fit y = 700x + 38,000 to predict his annual salary, y, after x years.

What is the y-intercept of the line of best fit and what is the meaning of the y-intercept?

Answers

The y intercept should be 38,000

y=mx+b

B, the last variable is the y-intercept.

The y-intercept is n intercept is a point on the y-axis, through which the slope of the line passes and the y-intercept of the given equation is 38,000.

What is a y-intercept?

In Maths, an intercept is a point on the y-axis, through which the slope of the line passes. It is the y-coordinate of a point where a straight line or a curve intersects the y-axis. This is represented when we write the equation for a line, y = mx+c, where m is slope and c is the y-intercept.

The given equation is y=700x+38,000 to predict his annual salary, y, after x years.

In the given equation, y-intercept is 38,000.

Therefore, the y-intercept is n intercept is a point on the y-axis, through which the slope of the line passes and the y-intercept of the given equation is 38,000.

To learn more about the y-intercept visit:

brainly.com/question/14180189.

#SPJ2

Find the area of the figure

Answers

Answer:

A=153.94

Step-by-step explanation:

Can someone please help me answer this question asap thank you

Answers

250 students. another way of saying this is: 40% of all six-grade students are 100 of them.

A person visits the store and picks up five kg vegetables for did he buy?
£6.25. Which vegetable
Tomato - £1.50 per kg Carrot - £1.75 per kg Cabbage - £2 per kg Beetroot - £1.25 per kg

Answers

the answer is beetroot

It costs $1.16 to buy four-fifths a pound of apples. How much would it cost to
buy 8 pounds?

Answers

Answer:

11.60

Step-by-step explanation:

If the cost of 4/5th a pound of apples is $1.16, and we need to find the cost of that of 8 pounds, then you start by finding how many 4/5ths of a pound are in 8 pounds. 8 dividided by 0.8 (the decimal form of 4/5) is 10. Taking that 10, you would multiply the original cost of $1.16, which would bring you to the total of $11.60.

DEPRECIATION The value of a new tractor decreases by 20% each year. The initial cost of a tractor is $38,000. Write a function f(t) that can be used to project the value of the tractor t years in the future.

Answers

Answer:

y = 0.20x(-38,000) + 38,000

Step-by-step explanation:

y: represents how much the price is now.

x: Represents the number of years passed.

y = 0.20x(-38,000) + 38,000

For example if it's 1 year

y = 0.20(1) (-38,000) + 38,000

y = 0.20(-38,000) + 38,000

y = -7600 + 38,000

y = 30,400

d) Vegetable ghee is stored in a rectangular vessel of internal dimensions
60 cm x 10 cm x 45 cm. It is transferred into the identical cubical vessels. If the
internal length of each cubical vessel is 10 cm. how many vessels are required to
empty the rectangular vessel?​

Answers

27 vessels

Step-by-step explanation:

get the volume of the rectangular vessel 60cm ×10cm ×45cm giving you 27000cm3.Find volume of one of the cube 10cm×10cm×10cm giving 1000cm3.

if 1 cube =1000cm3

? = 27000cm3

27000cm3× 1cube

1000cm3

di

vide then get your answer as 27 vessels

Find the area of the shaded sector.

Answers

The answer would be 8 feet

(450) + (28.75x) = 967.50
solve for x

Answers

Answer:

18

Step-by-step explanation:

Hello,

In order to solve for x, we need to isolate the variable on one side of the equation.

To do this, we subtract 450 from both sides of the equation, and this will give you:

28.75x = 517.5

As mentioned, we need to isolate x, so we divide both sides by 28.75. This will give the following.

x = 18

Hope this helps!

A tangent-tangent angle intercepts two arcs that measure 124 degrees and 236 degrees what is the measure of the tangent-tangent angle

Answers

Answer:

It can be calculated by finding the difference between the two angles. Half of this difference will be the angle that is required.

Therefore

236 - 124 = 112

Tanget-tanget angle = 112 / 2 = 56 degrees

Is 41.77 a integer?

Answers

Answer:

nope, an integer must be a whole number, no fractions / decimals

Step-by-step explanation:

Answer:

No

Step-by-step explanation:

An integer is a whole number or a number that is not a fraction or decimal. So, since 41.77 is a decimal it cannot be an integer. Examples of integers are 41 or -2.

help i need the answer

Answers

Yes, because lin’s radius will increase.

Answer:

NO

Step-by-step explanation:

If the diameter of the circle is doubled the area will be increased 4 times

Joe earns a monthly salary of 250 plus a commission on his total sales. Last month his total sales were $7,289 and he earned a total of $1,275. What is his commission rate?

Answers

Answer: Joe earns a monthly salary of 250 plus a commission on his total sales. Last month his total sales were $7,289 and he earned a total of $1,275. What is his commission rate?

Step-by-step explanation:  

250 + $7,289 + $1,275 = 8814

Help Please! Find The Area Of A Circle With D=8.2

Answers

Answer:

52.81

Step-by-step explanat

are these proportional?

3/2 and 18/8

Answers

Answer:

For two fractions to be proportional, they must be equivalent. 32=1.5 and 188=2.25 , so these fractions are not proportional.

Step-by-step explanation:

Please help!!! I'll mark you as brainliest!!!!


What is 0.504854369 as a percentage rounded to the nearest tenth

Answers

0.504854369 as a percentage would be 50.4854369%

easiest way to remember: a percentage is a decimal rounded 2 decimal places to the right

rounded to the nearest tenth, the percentage will be 50.5%

if u need more help tell me

Compare each set of rational numbers.
-1
2
✓ -1.5

1
o
2
-2
-1

Answers

-1 is a negative real and rational integer.

2 is a positive real number

[tex] \sqrt{ - 1.5} [/tex]

is an imaginary or nonreal number.

1 is rational

0 is rational

2 rational counting number

-2 is a negative integer

and do is -1

la suma de los tres terminos de una sustraccion es 720. calcula el minuendo

Answers

Answer:

i dont know

Step-by-step explanation:

A spherical globe has a diameter of 10 inches. What is the approximate volume of the globe?

Answers

Answer:

523.33 in^3

Step-by-step explanation:

A sphere is a 3-dimensional version of a circle. An example of a sphere is a ball

Volume of a sphere = [tex]\frac{4}{3}[/tex]π[tex]r^{3}[/tex]

Where

π = 3.14

r = radius

the diameter is the straight line that passes through the centre of a circle and touches the two edges of the circle.

A radius is half of the diameter

diameter = 2r

Radius = 10 in / 2 = 5 inches

[tex]\frac{4}{3}[/tex] × 3.14 ×[tex]5^{3}[/tex] = 523.33 [tex]in^{3}[/tex]

Luis's car used 4/5



of a gallon to travel 29 miles. At what rate does the car use gas, in miles per gallon?

Answers

Answer:

36.25 miles per gallon

Step-by-step explanation:

4/5 = .8

29/.8 = x/1

cross-multiply:

.8x = 29

x = 36.25

Factor this expression completely and then placed the factors in the proper location on the grid. Note: please factors alphabetically in the grid!

ab + 4 + a + 4b

PLEASE ANSWER, WILL MARK BRAINLYEST!

Answers

Answer:

(a + 4)(b + 1)

Step-by-step explanation:

ab + 4 + a + 4b

Rearrange the expression to find the GCF.

ab + a + 4b + 4

Now find the GCF.

a (b + 1) + 4 (b + 1)

Divide the whole thing by b+1

(a + 4)(b + 1)

Select all the true sentences!!!

Answers

Answer:

only the 1st is true

Step-by-step explanation:

the rest are wronf

First is correct

...............

EASY POINTS!! INCLUDE A DISC!!
pls no bots i don't want any links :(

Answers

Step-by-step explanation:

[tex]180 - 35 - 65 = \\ = 145 - 65 = \\ = 80[/tex]

Answer:

i BELIVE it will be 50 I’m super sorry if I’m wrong lovly.

Step-by-step explanation:

the radius of a circle is 18.4 inches. the circle's circumference is about ___ inches.

use 3.14 for pi

Answers

Answer:

115.552 or 116 inches.

Step-by-step explanation:

Use the circumference of a circle formula which is C= 2piR. Where C is circumference and R is radius. So you get C=2(3.14×18.4) which gives you 115.552.

A certain bacterium has an exponential growth rate of 25% per day. If we start with 0.5 gram and provide unlimited resources, how many bacteria can we grow in 2 weeks? Round to the nearest tenth of a gram. HINT: How many days are in a week?

Answers

Answer:

FV= 11.369 gr

Step-by-step explanation:

Giving the following information:

Growth rate (g)= 25% per day

Number of periods (n)= 14 days

Present Value (PV)= 0.5 gr

To calculate the Future Value(FV) in grams, we need to use the following formula:

FV= PV*(1+i)^n

FV= 0.5*(1.25^14)

FV= 11.369 gr

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