1.

Divide 45 x ki power 7 by minus 9 x the power 4​

Answer»

ANSWER:

\frac{45x^7}{9x^4}\\ \\ \\ can\: also\: be \: written\: as\\ \\ \\\frac{45}{9}.\frac{x^7}{x^4}\\ \\ \\law- \frac{a^m}{a^n} = a^{m-n} \\ \\ \\= 5.(x^{7-4}) \\ \\ \\= 5x^3



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