Question

simplify the following7⁵×7-⁴×7-⁶​

Answer 1

Answer:

$7 {}^{5} \times 7 {}^{ - 4} \times 7 {}^{ - 6} \\ = 7 {}^{5 + ( - 4) + ( - 6)} \\ = 7 {}^{5 - 4 - 6} \\ = 7 {}^{5 - 10} \\ = 7 {}^{ - 5} \\ = \frac{1}{7 {}^{5} } \\ = \frac{1}{16807}$

Answer 2

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