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Popular >

2(-2)^2-3

Solution

2 (- 2)^{2} - 3

Solution

5

Solution steps

2 (- 2)^{2} - 3

Follow the PEMDAS order of operations

Calculate exponents

(- 2)^{2} : 4

(- 2)^{2}

Apply exponent rule:

(- a)^{n} = a^{n},

if

n

is even

(- 2)^{2} = 2^{2} = 4

= 4

= 2 \cdot 4 - 3

Multiply and divide (left to right)

2 \cdot 4 : 8

2 \cdot 4

2 \cdot 4 = 8

= 8

= 8 - 3

Add and subtract (left to right)

8 - 3 : 5

8 - 3

8 - 3 = 5

= 5

= 5

Popular Examples

(25+3(5\times 3))\div ((6+8)\div (6+3))

(25 + 3 (5 \times 3)) \div ((6 + 8) \div (6 + 3))

(81\div 3*5-200\div 50+4)*2

(81 \div 3 \cdot 5 - 200 \div 50 + 4) \cdot 2

3 \frac{1}{2} + 2 - \frac{1}{3}

3\times (-5)\times (-1)

3 \times (- 5) \times (- 1)

8 - 6 - (6 \cdot 5) + 6^{2}

Frequently Asked Questions (FAQ)

What is 2(-2)^2-3 ?
The solution to 2(-2)^2-3 is 5