What is (0)^2-2(0)-1 ?

The solution to (0)^2-2(0)-1 is -1

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(0)^2-2(0)-1

(0)^{2} - 2 (0) - 1

- 1

Solution steps

(0)^{2} - 2 (0) - 1

Follow the PEMDAS order of operations

Calculate exponents

(0)^{2} : 0

(0)^{2}

(0)^{2} = 0

= 0

= 0 - 2 (0) - 1

Multiply and divide (left to right)

2 (0) : 0

2 (0)

Apply rule:

(a) = a

(0) = 0

= 2 \cdot 0

Apply rule:

a \cdot 0 = 0

= 0

= 0 - 0 - 1

Add and subtract (left to right)

0 - 0 - 1 : - 1

0 - 0 - 1

0 - 0 = 0

= 0 - 1

0 - 1 = - 1

= - 1

= - 1

8^{6} + 8^{4}

1 \times (- 3) \times 1

3^{2} \times 7 - 2^{3} \div 4

- 13 - (- 1)^{2}

\frac{5}{2 ^{8} - 1}