indices and surds (start)

• z¹
• 1
• 0
• z^-1

Which is greater,  2654⁰ or 5⁰?

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

Simplify completely:
√27 + 2√3

• 5√3
• √27 + 2√3
• 11√3
• 2√81

Which one would you multiply by to rationalise this denominator:
^√5 /_{(√2 - 1)}

• (√2 - 1)
• √2
• √2 + 1
• √5

Expand and simplify ...

(2 + √3)(1 + √3)

• 5 + 3√3

• 2 + 3√3

• 5 + √3

• 11 + 3√3

Simplify
(7a²)(5a⁶b)²

• 35a¹⁴b²
• 175a¹²b²
• 175a¹⁴b²
• 35a¹⁴b

• 7

• 49