What is (-1+(-2))^2 ?

The solution to (-1+(-2))^2 is 9

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(-1+(-2))^2

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

9

Solution steps

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

Follow the PEMDAS order of operations

Calculate within parentheses

(- 1 + (- 2)) : - 3

- 1 + (- 2)

Add and subtract (left to right)

Apply rule

+ (- a) = - a

+ (- 2) = - 2

= - 1 - 2

- 1 - 2 = - 3

= - 3

= (- 3)^{2}

Calculate exponents

(- 3)^{2} : 9

(- 3)^{2}

Apply exponent rule:

(- a)^{n} = a^{n},

n

is even

(- 3)^{2} = 3^{2} = 9

= 9

= 9

- \frac{11}{8} (- 2)^{3}

2 - 2 \cdot 2 + \frac{2}{2}

4 - 2 (7 - 4) + 3 (1 - 5) + 8

3 (7) - 6

2 [6 - 2 (97 - 4) \div 6] + 1