Simplify (15x2 – 24x + 9) / (3x –3) =
a. 5x +3
b. 5x – 13 with a –30 remainder
c. 5x –3
d. 5x +13 with a –30 remainder

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me