Question

I- Remove the brackets and simplify:

a) 3x(x – 2)(x +5)

b) (x – 3)2 – (x + 2)^2



c) (x -4)(4x +3)(2x +3)

II- Solve each of the following questions:

b) 4x (x – 3) = (2x+1)( 2x +6)

Answer 1

3×{× -2)(×. +5)

(×. - 3) 3

Answer 2

Answer:

a) 3x³+9x²-30x

b)-x²-2x+2

c)8x²+12x+6x+9. 8x³+18x²+9x-63x-36

ll-

b)