Exponents - Multiplying Like Bases

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Practice

Simplify the expressions below.

a) 19x^-7 · 12x²
228x^-5

b) 9q¹⁶ · 14q¹²
126q²⁸

c) 15v⁵ · 8v¹²
120v¹⁷

d) -10x^-20 · 3x¹⁸
-30x^-2

e) -6w²⁰ · 10w⁵
-60w²⁵

f) 8y¹⁷ · 6y^-11
48y⁶

g) 6r^-19 · 9r⁷
54r^-12

h) r^-7 · 5r^-1
5r^-8

i) -4y^-5 · 5y¹³
-20y⁸

j) -5q^-5 · 20q¹⁶
-100q¹¹