3(3-4)^2

Solution

3 (3 - 4)^{2}

3

Solution steps

3 (3 - 4)^{2}

Follow the PEMDAS order of operations

Calculate within parentheses

(3 - 4) : - 1

= 3 (- 1)^{2}

Calculate exponents

(- 1)^{2} : 1

= 3 \cdot 1

Multiply and divide (left to right)

3 \cdot 1 : 3

= 3

3^{2} \times 7

7^{2} \cdot 2

7^{2} \cdot 7

7^{2} \cdot 9

\frac{2}{3} - (1 - \frac{1}{2})