1.

If -1 is a zero of the polynomial p(x) = x2-7x-8 , then the other zero is(a) -8(b) -7(c) 1(d) 8

Answer»

Correct answer is: (d) 8

Let the zeroes be a and b

Then, a=-1 , a + b= - (-7)/1

Hence, b = 7+1 = 8



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