What is (2+sqrt(-25))(4-sqrt(-100)) ?

The solution to (2+sqrt(-25))(4-sqrt(-100)) is 58

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simplify (2+sqrt(-25))(4-sqrt(-100))

simplify

(2 + - 25) (4 - - 100)

58

Solution steps

(2 + - 25) (4 - - 100)

- 25 = 5 i

= (2 + 5 i) (4 - - 100)

- 100 = 10 i

= (2 + 5 i) (4 - 10 i)

Apply FOIL method

(2 + 5 i) (4 - 10 i) : 58

= 58

2 (sinh (t)) (sin (t))

9 t^{4} + 4 t^{2}

(5 + h)^{2}

\frac{x + 7}{x + 5} - \frac{x + 2}{x + 4}

lo g_{2} (x + 2) + lo g_{2} (x - 2)

What is (2+sqrt(-25))(4-sqrt(-100)) ?
The solution to (2+sqrt(-25))(4-sqrt(-100)) is 58