What is simplify-sqrt(81)-sqrt(-20)+sqrt(1)+sqrt(-80) ?

The solution to simplify-sqrt(81)-sqrt(-20)+sqrt(1)+sqrt(-80) is -8+2sqrt(5)i

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simplify-sqrt(81)-sqrt(-20)+sqrt(1)+sqrt(-80)

simplify

- 81 - - 20 + 1 + - 80

- 8 + 25 i

Solution steps

- 81 - - 20 + 1 + - 80

- 81 = - 9

- 20 = 25 i

1 = 1

- 80 = 45 i

= - 9 - 25 i + 1 + 45 i

Group like terms

= - 25 i + 45 i - 9 + 1

Add similar elements:

- 25 i + 45 i = 25 i

= 25 i - 9 + 1

Add the numbers:

- 9 + 1 = - 8

= 25 i - 8

Rewrite in standard complex form:

- 8 + 25 i

= - 8 + 25 i

\frac{( x ^{2} - x - 6 )}{( x - 3 )}

- 5 x^{2} (4 x + 8 x^{2} - 2)

\frac{400}{3}

\frac{2 ^{4} + 2 ^{- 4}}{4 ^{4} + 1}

- 12 (- 4 - 2)

What is simplify-sqrt(81)-sqrt(-20)+sqrt(1)+sqrt(-80) ?
The solution to simplify-sqrt(81)-sqrt(-20)+sqrt(1)+sqrt(-80) is -8+2sqrt(5)i