olanikedurosinmi olanikedurosinmi

27-07-2021
Mathematics

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solve the equation: q²+2q-8=0

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wegnerkolmp2741o wegnerkolmp2741o

27-07-2021

Answer:

q = -4 q=2

Step-by-step explanation:

q²+2q-8=0

Factor

What 2 numbers multiply to -8 and add to 2

4*-2 = -8

4-2 = 2

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

Using the zero product property

q+4 = 0 q-2 =0

q = -4 q=2

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