Find the roots of the polynomial x2 + 2x -15
Answers
Answered by
22
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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Answered by
4
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
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