The solution to 18+(6-8)^3 is 10

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18+(6-8)^3

Solution

18 + (6 - 8)^{3}

10

Solution steps

18 + (6 - 8)^{3}

Follow the PEMDAS order of operations

Calculate within parentheses

(6 - 8) : - 2

6 - 8

6 - 8 = - 2

= - 2

= 18 + (- 2)^{3}

Calculate exponents

(- 2)^{3} : - 8

(- 2)^{3}

Apply exponent rule:

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

n

is odd

(- 2)^{3} = - 2^{3} = - 8

= - 8

= 18 - 8

Add and subtract (left to right)

18 - 8 : 10

18 - 8

18 - 8 = 10

= 10

= 10

(- 2)^{3} + 1

\frac{1}{2} (5 + 13) - 4 \cdot 5

2^{3} + 4^{2}

(9 + 1)^{2}

100 1^{2} - 99 9^{2}