Question

Simplify by using the law of indices
$(3 {}^{9} \times 3 {}^{4} ) \div (3 { }^{3} \times 3 {}^{7)}$
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Answer 1

Answer:

3^3 or 27.

Step-by-step explanation:

(3^9 x 3^4) / (3^3 x 3^7)   Workout the parentheses first:

= 3^(9+4) / 3^(3+7)

= 3^13 / 3 ^ 10

= 3^(13-10)

= 3^3.