determine whether x= -2 is a solution of the quadratic equation x² - 2x +8 = 0 or not
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Answered by
2
No it is not the solution
(-2)sq.-2*(-2)+8=0
2-(-4)+8=0
-6+8=9
2≠0
so it is not quadratic solution
(-2)sq.-2*(-2)+8=0
2-(-4)+8=0
-6+8=9
2≠0
so it is not quadratic solution
Answered by
3
(-2)square-2×(-2)+8=0 no -2 is not solution
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