What is ((9-1)^2)/(2*9-2) ?

The solution to ((9-1)^2)/(2*9-2) is 4

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((9-1)^2)/(2*9-2)

\frac{( 9 - 1 ) ^{2}}{2 \cdot 9 - 2}

4

Solution steps

\frac{( 9 - 1 ) ^{2}}{2 \cdot 9 - 2}

Solve

(9 - 1)^{2} : 64

Follow the PEMDAS order of operations

Calculate within parentheses

(9 - 1) : 8

9 - 1

9 - 1 = 8

= 8

= 8^{2}

Calculate exponents

8^{2} : 64

8^{2}

8^{2} = 64

= 64

= 64

Solve

2 \cdot 9 - 2 : 16

Follow the PEMDAS order of operations

Multiply and divide (left to right)

2 \cdot 9 : 18

2 \cdot 9

2 \cdot 9 = 18

= 18

= 18 - 2

Add and subtract (left to right)

18 - 2 : 16

18 - 2

18 - 2 = 16

= 16

= 16

= \frac{64}{16}

Divide the numbers:

\frac{64}{16} = 4

= 4

(9^{2} \div 3^{3})^{3}

3^{2} + 1 2^{2}

4^{2} - 5 (4) + 6

- 3 (- 1)^{3}

- 12 + 20 \times 4 - (- 6) \div 3