What is (-3)^2+6(-3)-7 ?

The solution to (-3)^2+6(-3)-7 is -16

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

(-3)^2+6(-3)-7

(- 3)^{2} + 6 (- 3) - 7

- 16

Solution steps

(- 3)^{2} + 6 (- 3) - 7

Follow the PEMDAS order of operations

Calculate exponents

(- 3)^{2} : 9

(- 3)^{2}

Apply exponent rule:

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

n

is even

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

= 9

= 9 + 6 (- 3) - 7

Multiply and divide (left to right)

6 (- 3) : - 18

6 (- 3)

Apply rule

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

6 (- 3) = - 6 \cdot 3 = - 18

= - 18

= 9 - 18 - 7

Add and subtract (left to right)

9 - 18 - 7 : - 16

9 - 18 - 7

9 - 18 = - 9

= - 9 - 7

- 9 - 7 = - 16

= - 16

= - 16

\frac{1}{2} - 2 - \frac{5}{6} + \frac{17}{3}

- 45 - (36 - 5 \cdot 7 + 3) \div 2

\frac{2 ^{30} + 2 ^{28}}{2 ^{28}}

(+ 5) \times (+ 11) - 37 - (- 2) \times (+ 14)

11 \times 11 - 6 \times 17 + 4