TEST YOURSELF

1. Write the co – efficient of each term of 3x2 – 7x + 8

1. Find p(-1) for p(x) = (3x – 1) (2x + 1 )

1. Find the zero of p(x) = 7x2 + 5x

1. Find the remainder when x3 – 6x2 + 8x + 2

1. Use factor theorem to find if g(x) is a factor of p(x) = 2x3 + 3x2+ 6x + 1 g(x) = x +2

1. Evaluate without actual multiplication 105 x 95

1. Factories 5x2 + 2x – 3

1. Expand using suitable identity: (-x + y – 2z)

1. Write the cubes in expanded form: (2x – 1)3

1. Factories 27a3 – 64b3

1. Show that (a + b)2 = a2 + 2ab + b2