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Popular >

2(-1)^2+3

Solution

2 (- 1)^{2} + 3

Solution

5

Solution steps

2 (- 1)^{2} + 3

Follow the PEMDAS order of operations

Calculate exponents

(- 1)^{2} : 1

(- 1)^{2}

Apply exponent rule:

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

if

n

is even

(- 1)^{2} = 1^{2} = 1

= 1

= 2 \cdot 1 + 3

Multiply and divide (left to right)

2 \cdot 1 : 2

2 \cdot 1

2 \cdot 1 = 2

= 2

= 2 + 3

Add and subtract (left to right)

2 + 3 : 5

2 + 3

2 + 3 = 5

= 5

= 5

Popular Examples

(- 2) - (+ 1) - (+ 5)

-36\times (-1)\div 3+25\div (-1-4)

- 36 \times (- 1) \div 3 + 25 \div (- 1 - 4)

- 2^{2} + 6 \cdot (- 2) + 9

5^{2} \times 3

-16(4)^2+128(4)

- 16 (4)^{2} + 128 (4)

Frequently Asked Questions (FAQ)

What is 2(-1)^2+3 ?
The solution to 2(-1)^2+3 is 5