Q8 of 30 Page 24

Find:

i. ii.


iii. iv.


v. vi.

i.


⇒


We know that (am)n = amn.


⇒


∴ = 2


ii.


⇒


We know that (am)n = amn.


⇒


∴ = 2


iii.


⇒


We know that (am)n = amn.


⇒


∴ = 5


iv.


⇒


We know that (am)n = amn.


⇒


∴ = 64


v.


⇒


We know that (am)n = amn.


⇒


∴ = 9


vi.


⇒


We know that (am)n = amn.


⇒


∴


More from this chapter

All 30 →
6

Simplify each of the following by rationalising the denominator:

i. ii.


iii. iv.

7

Find the value of upto three decimal places. (take √2 = 1.414 and √5 = 2.236)

 9

Simplify :

 10

If ‘a’ and ‘b’ are rational numbers, find the value of a and b in each of the following equations.

i.


ii.