6-(-2+1)^5

Solution

6 - (- 2 + 1)^{5}

7

Solution steps

6 - (- 2 + 1)^{5}

Follow the PEMDAS order of operations

Calculate within parentheses

(- 2 + 1) : - 1

= 6 - (- 1)^{5}

Calculate exponents

(- 1)^{5} : - 1

= 6 - (- 1)

Add and subtract (left to right)

6 - (- 1) : 7

= 7

5 3^{2} - 4 7^{2}

3 (9)^{2}

3 (- 2) + 2

2^{2} \times 3

3 (1) + 3