fatimaraee29 fatimaraee29

16-05-2020
Mathematics

contestada

Factor x2 – 8x + 15.

Which pair of numbers has a product of ac and a sum of b?

Respuesta :

Hrishii Hrishii

16-05-2020

Answer:

(x - 5)(x - 3)

Step-by-step explanation:

[tex] {x}^{2} - 8x + 15 \\ = {x}^{2} - 5x - 3x + 15 \\ = x(x - 5) - 3(x - 5) \\ = (x - 5)(x - 3) \\ \\ ac = ( - 5) (- 3) = 15 \\ a + c = - 5 - 3 = - 8[/tex]

Answer Link

Otras preguntas

what organ system work together to bring oxygen to the bodys cells

Carla doesn_t eat a balanced diet, but her doctor has advised her that proper nutrition is important. Why is that?

At the battle of kettle Creek during the revolutionary War why was Austin Dabney singled out by the state of Georgia

You put $500 in a savings account which earns compound interest at a rate of 0.2% per month. If you don't make any deposits or withdrawls, how much will you hav

A cube number number that is a multiple of 24

When a rock is broken down, this is an example of what type of, Mechanical Weathering Chemical Weathering Weathering All the above

To melt 4 kg of a solid, 106 J of heat is required. Which of the following expressions gives the heat of fusion of the solid?

What happens if i eat red meat not cooked enough?

What did some devout Muslims fear would happen as the contact between the Middle East and Western society increased?

According to MLA style what must you include at the end of any writhing project that contains research