What are the solutions of the following?

2x2 + 26x + 80

Your answer:

{5,8}

{-5,-8}

{4,10}

{-4, - 10}

Question

Mathematics

Sheppard

11 July, 13:31

What are the solutions of the following?

2x2 + 26x + 80

Your answer:

{5,8}

{-5,-8}

{4,10}

{-4, - 10}

+2

Answers (1)

Know the Answer?

Rayne Ray · Answer 1

(-5, - 8)

Step-by-step explanation:

The expression can be divided by 2 to give ...

x² + 13x + 40

The solutions to this will have a product of 40 and a sum of - 13, the opposite of the x-coefficient. All of the offered choices have a product of 40, but only (-5, - 8) has a sum of - 13.

What are the solutions of the following?2x2 + 26x + 80Your answer:{5,8}{-5,-8}{4,10}{-4, - 10}

What are the solutions of the following?

2x2 + 26x + 80

Your answer:

{5,8}

{-5,-8}

{4,10}

{-4, - 10}