What is (-6)^2+8(-6)-9 ?

The solution to (-6)^2+8(-6)-9 is -21

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(-6)^2+8(-6)-9

(- 6)^{2} + 8 (- 6) - 9

- 21

Solution steps

(- 6)^{2} + 8 (- 6) - 9

Follow the PEMDAS order of operations

Calculate exponents

(- 6)^{2} : 36

= 36 + 8 (- 6) - 9

Multiply and divide (left to right)

8 (- 6) : - 48

= 36 - 48 - 9

Add and subtract (left to right)

36 - 48 - 9 : - 21

= - 21

\frac{2}{2 + 1}

(\frac{3}{5 y ^{9}})^{3}

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∣ 3 - (x - 1) ∣ \geq 8

- 6 ∣ 9 x - 10 ∣ = - 6