What is (-1)^2+3(-1) ?

The solution to (-1)^2+3(-1) is -2

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(-1)^2+3(-1)

(- 1)^{2} + 3 (- 1)

- 2

Solution steps

(- 1)^{2} + 3 (- 1)

Follow the PEMDAS order of operations

Calculate exponents

(- 1)^{2} : 1

(- 1)^{2}

Apply exponent rule:

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

n

is even

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

= 1

= 1 + 3 (- 1)

Multiply and divide (left to right)

3 (- 1) : - 3

3 (- 1)

Apply rule

a \cdot (- b) = - a \cdot b

3 (- 1) = - 3 \cdot 1 = - 3

= - 3

= 1 - 3

Add and subtract (left to right)

1 - 3 : - 2

1 - 3

1 - 3 = - 2

= - 2

= - 2

8^{2} + 1 7^{2}

36 \div 7 + 5 - 12

2^{1} - 1

19 + 15 - 18 - 10 + 4 - 7 + 9

12 - (2^{2} - 1 0^{2} \div 5) + (- 6)^{2} \div 4