Find of roots quadratic polynomialx² -2x- 8
Answers
Answered by
0
Answer:
-6
Step-by-step explanation:
-2×-8
×=-2-8
×=-6
-6 is
answer
Answered by
2
Answer:
☜☆☞hope it helps you please mark me as brainliest please ☝☝☝☝☝☝
Step-by-step explanation:
☜☆☞x²-2x-8=0
☜☆☞ x²-4x+2x-8=0
☜☆☞(x²-4x)+(2x-8) =0
☜☆☞x(x-4)+2(x-4)=0
☜☆☞(x+2)(x-4)=0
☜☆☞x=-2 or x=4
☜☆☞the roots of the above equation is -2,4
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