Question

1. Find two rational numbers between 0.1 and 0.3
2. Visualise the following numbers (i) 3.567
(ii) 2.7634
5.234
3. Simplify: (4 + 3)(4-3)
4. Rationalise the denominator of V3-v2
5. Express 0.245 as a fraction in teh simplest form.
6. If x = (2+v5), find the value of
7. Simplify 11.4565 -2.67
8. Find the value of x in 144x - 7-5 = 0
*
21
9. If x = (2+V3), find the value of x2
10. What is the value of 3V3 + 3?
POLYNOMIALS
1. If x + y = 12 and xy = 32, Find the value of x² + y?
2. If 3x + 2y = 12 and xy = 6, find the value of 9x + 4y?
3. Write the following cubes in the expanded form:
(i) (3a + 4b)
(ii) (5p - 39)​

Answer 1

mujhe kuchh nahi aata aa bana h