What is (1+sqrt(-4))+(12-sqrt(-9)) ?

The solution to (1+sqrt(-4))+(12-sqrt(-9)) is 13-i

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simplify (1+sqrt(-4))+(12-sqrt(-9))

simplify

(1 + - 4) + (12 - - 9)

13 - i

Solution steps

(1 + - 4) + (12 - - 9)

(1 + - 4) + (12 - - 9) = 1 + - 4 + 12 - - 9

= 1 + - 4 + 12 - - 9

Add the numbers:

1 + 12 = 13

= 13 + - 4 - - 9

- 4 = 2 i

- 9 = 3 i

= 13 + 2 i - 3 i

Add similar elements:

2 i - 3 i = - i

= 13 - i

4 x^{3} + 8

(2 x + 1) 2

x^{5} + 17 x^{3} + 16 x

(- 1)^{2} + (2)^{2}

∣ - 2 ∣ + 4

What is (1+sqrt(-4))+(12-sqrt(-9)) ?
The solution to (1+sqrt(-4))+(12-sqrt(-9)) is 13-i