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Popular >

-2(2)^2+8(2)+3

Solution

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

Solution

11

Solution steps

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

Follow the PEMDAS order of operations

Calculate exponents

(2)^{2} : 4

(2)^{2}

(2)^{2} = 4

= 4

= - 2 \cdot 4 + 8 (2) + 3

Multiply and divide (left to right)

- 2 \cdot 4 : - 8

- 2 \cdot 4

- 2 \cdot 4 = - 8

= - 8

= - 8 + 8 (2) + 3

Multiply and divide (left to right)

8 (2) : 16

8 (2)

Apply rule:

(a) = a

(2) = 2

= 8 \cdot 2

Multiply the numbers:

8 \cdot 2 = 16

= 16

= - 8 + 16 + 3

Add and subtract (left to right)

- 8 + 16 + 3 : 11

- 8 + 16 + 3

- 8 + 16 = 8

= 8 + 3

8 + 3 = 11

= 11

= 11

Popular Examples

-[4-2\times (-5)]\div (-2-1)

- [4 - 2 \times (- 5)] \div (- 2 - 1)

-3(4)^2+24(4)-45

- 3 (4)^{2} + 24 (4) - 45

(45\div 5+10)\div (12\times 5-45+12)

(45 \div 5 + 10) \div (12 \times 5 - 45 + 12)

(27-18+3)\div 4(3)

(27 - 18 + 3) \div 4 (3)

26-24\div 6\times 4+42

26 - 24 \div 6 \times 4 + 42

Frequently Asked Questions (FAQ)

What is -2(2)^2+8(2)+3 ?
The solution to -2(2)^2+8(2)+3 is 11