1.

Let us justify whether 0 and -1 are the roots of the quadratic equation 8×2+7x-1=0​

Answer»

Answer:

putting x=0 in the equation

8x2+7x-1=0

16+7(0)-1=0

16-1=0

15 not equal to 0

hence 0 is not the zero of this POLYNOMIAL

similarly do this for -1

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