What is (-sqrt(6))(-2sqrt(-42)) ?

The solution to (-sqrt(6))(-2sqrt(-42)) is 12sqrt(7)i

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simplify (-sqrt(6))(-2sqrt(-42))

simplify

(- 6) (- 2 - 42)

127 i

Solution steps

(- 6) (- 2 - 42)

Apply rule:

(- a) (- b) = ab

(- 6) (- 2 - 42) = 6 \cdot 2 - 42

= 6 \cdot 2 - 42

6 \cdot 2 - 42 = 6 \cdot 2 - 7

= 6 \cdot 2 - 7

- 7 = 7 i

= 6 \cdot 27 i

Multiply the numbers:

6 \cdot 2 = 12

= 127 i

\frac{3 x + 1}{4 x + 3} + \frac{9 x ^{2}}{x - 5}

530

- 3^{2}

4 - (- 8)^{\frac{2}{3}}

5 7^{2}

What is (-sqrt(6))(-2sqrt(-42)) ?
The solution to (-sqrt(6))(-2sqrt(-42)) is 12sqrt(7)i