Chapter 12 – Exponents and Powers

The value of 72 is

16 is the multiplicative inverse of

In 102 the base is

Charge of an electron is 0.000,000,000,000,000,000,16 coulomb and in exponential form it can be written as

Evaluate the exponential expression (−n)4× (−n)2, for n = 5.

Value of (30 + 20) × 50 is

When we have to add numbers in standard form, we convert them into numbers with the ________ exponents.

Fill in the blank am × an = a …….. where m and n are natural numbers:-

Very small numbers can be expressed in standard form using __________ exponents.

Multiplicative inverse of 7-2 is _________

The value of 10000 is

The standard form of 9030000000 is given by

The multiplicative inverse of 2-3 is

Find the value of the expression a2 for a = 10.

Evaluate exponential expression − 25.

In exponential form 149,600,000,000 m is given by :

The value of 30 is ________.

The value of (\(\frac { 1 }{ 3 }\))-2 is equal to

The Base in the expression 1024 is __________.

(am)n is equal to

Question 21.am x am is equal to

Question 22.am ÷ an is equal to

Question 23.(am)n is equal to

Question 24.am × bm is equal to

Question 25.a0 is equal to

Question 26.ambm is equal to bm

Question 27.2 × 2 × 2 × 2 × 2 is equal to

Question 28.In 10², the exponent is

Question 29.In 10² the base is

Question 30.10-1 is equal to