What is (4)^2-9(4)+8 ?

The solution to (4)^2-9(4)+8 is -12

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(4)^2-9(4)+8

(4)^{2} - 9 (4) + 8

- 12

Solution steps

(4)^{2} - 9 (4) + 8

Follow the PEMDAS order of operations

Calculate exponents

(4)^{2} : 16

(4)^{2}

(4)^{2} = 16

= 16

= 16 - 9 (4) + 8

Multiply and divide (left to right)

9 (4) : 36

9 (4)

Apply rule:

(a) = a

(4) = 4

= 9 \cdot 4

Multiply the numbers:

9 \cdot 4 = 36

= 36

= 16 - 36 + 8

Add and subtract (left to right)

16 - 36 + 8 : - 12

16 - 36 + 8

16 - 36 = - 20

= - 20 + 8

- 20 + 8 = - 12

= - 12

= - 12

(12 - (- 3)) \div 3

6^{2} \div 2

- 2 + 4 \div (- 5 + 1) - 3 \div (- 1 - 2)

\frac{4625 \div 2 - 3600}{3600}

53/4 + 21/8 + 57/16 + 131/2 + 51/8