en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

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

Solution

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

Solution

- 3

Solution steps

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

Follow the PEMDAS order of operations

Calculate exponents

(- 3)^{2} : 9

(- 3)^{2}

Apply exponent rule:

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

if

n

is even

(- 3)^{2} = 3^{2} = 9

= 9

= 9 + 2^{2} - 4^{2}

Calculate exponents

2^{2} : 4

2^{2}

2^{2} = 4

= 4

= 9 + 4 - 4^{2}

Calculate exponents

4^{2} : 16

4^{2}

4^{2} = 16

= 16

= 9 + 4 - 16

Add and subtract (left to right)

9 + 4 - 16 : - 3

9 + 4 - 16

9 + 4 = 13

= 13 - 16

13 - 16 = - 3

= - 3

= - 3

Popular Examples

3/5\times 4/15\times 25/24

3/5 \times 4/15 \times 25/24

4 + (4^{2} - 13)^{4} - 3

0 + 6 (61 - 1)

4\times (3+2\times (4-2)+4)

4 \times (3 + 2 \times (4 - 2) + 4)

- 3 (1)^{2} + 1

Frequently Asked Questions (FAQ)

What is (-3)^2+2^2-4^2 ?
The solution to (-3)^2+2^2-4^2 is -3