Question

1.if 2 by 3 and minus 3 are the zeros of the quadratic polynomial aX square + 7 x + B then find the values of a and b

Ans:a(2/3)square+7 multiply 2/3 +b=0 and a multiply (-3) square +7 multiply (-3) +b=0

4a+9b=-42 and 9a+b=21

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Answer 1

The value of a = 3 and b = -6

the explanation is given in above pics.