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

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

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

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

Undefined

Solution steps

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

Solve

1 - 1 : 0

1 - 1 = 0

= 0

Solve

1^{2} - 1 : 0

Follow the PEMDAS order of operations

Calculate exponents

1^{2} : 1

1^{2}

1^{2} = 1

= 1

= 1 - 1

Add and subtract (left to right)

1 - 1 : 0

1 - 1

1 - 1 = 0

= 0

= 0

= \frac{0}{0}

\frac{x}{0}

is undefined

= Undefined

65 - 13 \times 3 + 36 \div 3

- 53 - 30 + 91

1 \div 3 \times 8

2 \times [- 5 - (4 - 7)]

\frac{3 - 2 \times 8}{3 - 8}