What is (7x^7y^5)/(21x^6y^4) ?

The solution to (7x^7y^5)/(21x^6y^4) is (xy)/3

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simplify (7x^7y^5)/(21x^6y^4)

simplify

\frac{7 x ^{7} y ^{5}}{21 x ^{6} y ^{4}}

\frac{x y}{3}

Solution steps

\frac{7 x ^{7} y ^{5}}{21 x ^{6} y ^{4}}

Factor the number:

21 = 7 \cdot 3

= \frac{7 x ^{7} y ^{5}}{7 \cdot 3 x ^{6} y ^{4}}

Cancel the common factor:

7

= \frac{x ^{7} y ^{5}}{3 x ^{6} y ^{4}}

Simplify

\frac{x ^{7}}{x ^{6}} : x

= \frac{x y ^{5}}{3 y ^{4}}

Simplify

\frac{y ^{5}}{y ^{4}} : y

= \frac{x y}{3}

11 \times 7

408

(x + 1 - 2 i) (x + 1 + 2 i)

5 + 2

5 x^{2} + 405