Question

1. Which of the following are zeroes of p(x)=lx+m?

a. -m/l b. -l/m c. lm d. l/m


2. A rectangle has an area 9x²-3x-20 what are the possible expressions for length and breath of the rectangle?

a. 3(x+4);3(x-5) b. (3x+4);(5x-3) c. (4x+3);(3x-5) d. (3x+4);(3x-5)


3. If x-1 is factor of p(x)=kx²-3x-k then k is

a. 3/2 b. 2/3 c. 1/3 d. -2


4. Coefficient of xy in 125x³-27y³ is

a, -15 b.27 c. 15 d. none of these

5. If x+y=5 and xy=6,x³+y³ will be

a. 25 b. 35 c. 32 d. 28

PLEASE PLEASE!!!!!!!!!!!!!!!!!!!! IT'S ARGENT !!!!!!!!

Answer 1

1 (a)
2 (a)
3(a)
4(c)
5

Answer 2

Answer:

1 (a)

2 (a)

3(a)

4(c)

5