Question

help me solve the ticked questions please​

Answer 1

9. So, the other two zeroes are 5 and -6

Refer the 1st attachment.

10. So, the other two zeroes are $\ \frac{3}{2}$ and -5

Refer the 2nd attachment.

Answer 2

Answer:

Q.8

> 2x-3 is subtracted from f(x)

Q.9

>x²+x-30

x²+6x-5x-30

x(x+6)-5(x+6)

(x-5)(x+6)