What is (-1)^1(1^2-2) ?

The solution to (-1)^1(1^2-2) is 1

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

(-1)^1(1^2-2)

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

1

Solution steps

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

Follow the PEMDAS order of operations

Calculate within parentheses

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

1^{2} - 2

Calculate exponents

1^{2} : 1

1^{2}

1^{2} = 1

= 1

= 1 - 2

Add and subtract (left to right)

1 - 2 : - 1

1 - 2

1 - 2 = - 1

= - 1

= - 1

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

Calculate exponents

(- 1)^{1} : - 1

(- 1)^{1}

Apply exponent rule:

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

n

is odd

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

= - 1

= - 1 \cdot (- 1)

Multiply and divide (left to right)

- 1 \cdot (- 1) : 1

- 1 \cdot (- 1)

Apply rule

- a \cdot (- b) = a \cdot b

- 1 \cdot (- 1) = 1 \cdot 1 = 1

= 1

= 1

76 - 42 + (12 - 6) + (3 - 10) - 2

(8) (6)^{2}

(\times (- 4)) + (3 \times (- 6))

7 (3)^{2}

- 15 + (- 109) + (- 6) + (- 4)