Question

Find the roots of the polynomial x2 + 2x -15

Answer 1

Answer:

Step-by-step explanation:

x²+2x-15=0

x²+5x-3x-15=o

x(x+5)-3(x+5)=0

(x-3)(x+5)

x=3 or x=-5

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Answer 2

Answer:

x²+2x-15=0  

x²+5x-3x-15=o

x(x+5)-3(x+5)=0  

(x-3)(x+5)  

x=3 or x=-5  

please mark me as the brainliest