Examples -> Algebra -> Exponents -> Powers

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Evaluate the following expression:

a2-4a-2

[Level: ] [Number of helps: 0] [Number of pictures: 0] [Number of steps: 5] [Number of characters: 0]

Evaluate the following expression:

2-2·53·10-42-3·52·10-5

[Level: ] [Number of helps: 0] [Number of pictures: 0] [Number of steps: 6] [Number of characters: 0]

Evaluate the following expression:

2a25b-2÷10a-36b-1

[Level: ] [Number of helps: 0] [Number of pictures: 0] [Number of steps: 8] [Number of characters: 0]

Evaluate the following expression:

6-45160-2+23-1-34

[Level: ] [Number of helps: 0] [Number of pictures: 0] [Number of steps: 7] [Number of characters: 0]

Evaluate the following expression:

a-nan-1-1-2a2n-1-1+a-nan+1-1

[Level: ] [Number of helps: 1] [Number of pictures: 0] [Number of steps: 8] [Number of characters: 0]

Evaluate the following expression:

an-a-nan+a-n+2

[Level: ] [Number of helps: 0] [Number of pictures: 0] [Number of steps: 10] [Number of characters: 0]

Evaluate the following expression:

x-1+y-1yx-1+xy-1-1+x-1+y-12-1-x-1-y-1x-1·y-1

[Level: ] [Number of helps: 0] [Number of pictures: 0] [Number of steps: 11] [Number of characters: 0]

Evaluate the following expression:

2x+2-x22-2x-2-x22

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Evaluate the following expression:

1x-644+2x+1x2·x24-4x+1x2-4x22x+11-2xxZ

[Level: ] [Number of helps: 0] [Number of pictures: 0] [Number of steps: 9] [Number of characters: 0]
[Level: ] [Number of helps: 0] [Number of pictures: 0] [Number of steps: 11] [Number of characters: 0]

Simplify the following expression:

5a-x+5a-2x-a-x+11a-x+1+3a-xa3x+1