Subtract (3a –4b+2c) from (a+3b– c)
a) – 2a + 7b – 3c
b) – 2a -7b + c
c) 2a -7b + c
d) 2a + 7b – 3c
Multiply x +1 by 2x + 3=…………..
a) 2x +5x2+ 3
b) 2x2 + 5- 3
c) 2x2+5x+3
d) x + 3
(x – 3)2 =………………?
a) x2 – 9
b) x2 + 9
c) x2 - 6x + 9
d) x2 + 6x + 9
a2 – b2 =……………….?
a) a2 – b2 + 2ab
b) a2 + b2 – 2ab
c) (a + b) (a – b)
d) (a– b) (a – b)
Factorization of x2+ 5x + 6 = ………?
a) (x+2) (x+3)
b) x(x+1)+5(x+1)
c) (x + 5) (x + 6)
d) None of these
How much is – 8 x less than 12x?
a) -20 x
b) 20x
c) 4x
d) -4x
Solution:12x – (-8x) = 12x +8x=20x
Wrong
by at 2025-02-28 10:22:49