3 years ago

Anyone who the answer to this ?

Mathematics

1 answer:

abruzzese [7]3 years ago

5 0

A. Is the answer first choice

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Write a quadratic equations given the roots 5/2 and 9

sukhopar [10]

Answer:

(x-5/2)(x-9).

x^2-5/2x-5/2x+45/2.

Multiply the number by 2.

which is 2(x^2-5/2x-5/2x+45/2).

2x^2-5x-5x+45.

2x^2-10x+45.

7 0

3 years ago

A $900 notebook computer is discounted 5% what is the sale price of a notebook computer

fenix001 [56]

The sale price of computer is $855

Step-by-step explanation:

First of all the discount is calculated and then subtracted from the original price to calculate the sale price

Given

price of notebook computer = $900

Discount = 5%

So,

$Discount = 5\%\ of\ 900\\= 0.05 * 900\\= \$45$

Now,

$Sale\ price = Original\ price - Discount\\= 900-45\\=855$

Hence,

The sale price of computer is $855

Keywords: Discount, percentage

Learn more about percentage at:

#LearnwithBrainly

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3 years ago

Is 614 divisible by both 2 and 6?

harkovskaia [24]

Answer:

Step-by-step explanation:

It is not divisible by 6, for if you divide by 6, you will get a non natural number,

It is obviously divisible by 2.

So, No.

7 0

2 years ago

Read 2 more answers

Which of the following equations shows how substitution can be used to solve the following

slega [8]

Answer:

Step-by-step explanation:

the y= equation shows how... b/c we can just plug y into the 2nd equation and eliminate y and have one variable, x , to solve for :)

8 0

2 years ago

Find (f g)(x + 2) when f(x) = x - 4 and g(x) = x + 7.

Serggg [28]

fog(x+2) = f(g(x+2) = f ( x+2+7)

= f(x+9)

= x+9- 4

(f g)(x + 2) = x+5

8 0

3 years ago