Chapter 6 Indices Set 6.2

Chapter 6 Indices Set 6.2

Question 1.
Simplify:


Solution:
i. 74 × 72
= 74+2
= 76

ii. (-11)5 × (-11)2
= (-11)5+2
= (-11)7

v. a16 × a7
= a16+7
= a23