1) 1. Which of the following is a quadratic polynomial? a) x2 + x b) x - x3 c) 1 + x  d) 13x + 20 2) 2. The value of the polynomial 5x - 4x2 + 3 a) 5 b) 6 c) -6 d) -5 3) If x =2 is a solution of the expression 2x2 -3x + 7k then the value of k will be a) 2/7 b) 7/2 c) - 3/7 d) -2/7 4) ( x - 2 ) ( x + 5 )  a) x2 - 3x + 10 b) x2 + 3x - 10 c) x2 - 3x - 10 d) x2 + 3x + 10 5) What is the coefficient of y in the expansion of ( 5 - 3 y)2 a) - 10 b) 10  c) 30 d) -30 6) Solve for x: 5x  - 10 = 2  - 2x  + 10 (x + 3 ) a) 6 b) 3 c) -3 d) 14 7) One factor of 5x2  - 3x  - 2 a) 5x + 2  b) 5x - 2 c) x + 1 d) 5x + 1 8) If 7x + 4 = -19 + 5x then 2x -14 equals a) 23 b) -23 c) 37 d) - 37 9) If f ( x) = x2 - 5x +7 then evaluate  f(2) - f ( -1 ) a) -14 b) 14 c) 12 d) -12 10) Which of the following is an expression for the length and breadth of a rectangle whose area is 25a2 - 30a + 12 a) (5a + 4 ) ( 5a + 3) b) (5a + 4 ) ( 5a - 3) c) (5a - 4 ) ( 5a - 3) d) (5a - 4 ) ( 5a + 3)

DT STD X QUADRATIC EQUATIONS

by
Print
Embed

Leaderboard

Visual style

Options

Switch template

Continue editing: ?