What is sqrt(7)sqrt(r)(sqrt(r)-sqrt(7)) ?

The solution to sqrt(7)sqrt(r)(sqrt(r)-sqrt(7)) is sqrt(7)r-7sqrt(r)

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simplify sqrt(7)sqrt(r)(sqrt(r)-sqrt(7))

simplify

7 r (r - 7)

7 r - 7 r

Solution steps

7 r (r - 7)

Expand

7 (r - 7) : 7 r - 7

= (7 r - 7) r

Expand

r (7 r - 7) : 7 r - 7 r

= 7 r - 7 r

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27 (- 50 - \frac{150}{e ^{2}} - \frac{100}{e ^{3}})

e^{t} (t^{2} + 2 t - 2)

(2 x - \frac{2}{7} y)^{2}

What is sqrt(7)sqrt(r)(sqrt(r)-sqrt(7)) ?
The solution to sqrt(7)sqrt(r)(sqrt(r)-sqrt(7)) is sqrt(7)r-7sqrt(r)