Integer and rational exponents

Which is greater,  2654⁰ or 5⁰?

• 2654⁰
• 5⁰
• They are the same
• Zero is greater

Make this negative exponent positive.
9^-3

• 9³
• 1/9^-3
• 1/9³
• 729

3^-2 = 1/9

• True
• False

What would be the value for x in the following equation:
x²=49

• 5 or -5
• 6 or -6
• 7 or -7
• 8 or -8

x^-y

• 1 / x^y
• x^y
• yx
• 1 / x^-y

10n^-4

• 10n⁴
• 10 / n⁴
• 40n
• 1 / 10n

5^-x

• 5^x
• 5x
• 1/ 5^-x
• 1 / 5^x

(-2)⁰

• 1
• -2
• 0
• 2

2^-3

• -8
• 1 / 8
• 1 / 2^-3
• 1 / 6

a^-3

• a
• 1 / a³
• 1/a^-3
• a³