Question

If the product of the zeroes of quadratic polynomial ax square-6x-6 is 4 . find the value of a​

Answer 1

Answer:

since 4 is root

a(4)²-6(4)-6=0

=>16a-24-6=0

=>16a=30

=>8a=15

=>a=15/8

Answer 2

Answer:

put the value of 4 into x

a(4)-6(4)-6=0

4a-24-6=0

4a-30=0

4a=30

a=30/4

a=7.5 ans

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