Question

1. Find six rational numbers between
a) 3 and 4
b) 3/5 and 8/5
c) 2/3 and 5/2
2. Find: a) 641/2
b) 1251/3
3. Find a) 93/2 b) 322/5 c) 125-1/3
4. Simplify:
a) 22/3×21/5
b) 111/2÷111/4
5. Write coefficients of x2 in each of following-
a) 2+ x²+x
b) 2x-1
c) 2- x²+x3
6. Find value of 5x-4x2+3 at
a) x=0 b) x=-1 c) x=2
7. Divide 3x4-4x3-3x-1 by x-1.
8. Divide x3+1 by x+1.
9. Use suitable identities to find product
a) (x+4)(x+10)
b) (x+8)(x-10)
c) (3x+4) (3x-5)
d) (3-2x)(3+2x)
10. Evaluate the following product without multiplying directly:
a) 103×107
b) 95×96
c) 104×96

Answer 1

Step-by-step explanation:

5. 1, 0,-1

8. x2-x+1