bluebberrypie bluebberrypie

14-07-2020
Mathematics

contestada

y = x^2 + 2x - 8 Solve with zeros

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

14-07-2020

Answer:

x=-4 x=2

Step-by-step explanation:

y = x^2 + 2x - 8

Set equal to zero

0 = x^2 + 2x - 8

Factor

What two numbers multiply to -8 and add to 2

4 * -2 = -8

4+-2 = 2

0=(x+4) ( x-2)

Using the zero product property

x+4 =0 x-2 =0

x=-4 x=2

Answer Link

Otras preguntas

Is 2.966666. 5,432 divided by 79. Rational numbers ???

HELP ASAP ILL GIVE BRAINLIEST!!!! Why are political parties inevitable in a democracy? A) It requires more than one idea and therefore requires more than one pa

Determine the domain of the following graph: PLZ HELP ASAP

How many solutions does this equation have?2(x+2)+3=2(x+1)+1

A high school plan acts as a ? A layout of all classroom locations B list of goals for social life C road map to your career goals D strategy for getting on a s

what is the solution to -1.6 > b - (-4.4)A:2.8<bB: -6.0>bC: 6.0>bD. 2.8>b

Where did native americans build longhouses?

help with this slopeee ASAPPP

How much Naclo3 will dissolve at 50°C?

PLZZ I NEED HELP IN THE MIDDLE OF EXAM Read the excerpt from Act IV of Hamlet. Claudius: Good Laertes, If you desire to know the certainty Of your dear father's