Indices

Write 2 x 2 x 2 x 2 in index form

• 2³
• 2⁵
• 16
• 2⁴

Simplify: x³ ÷ x²

• x

• x⁵

• x⁶

• x^-1

(y⁹)^-2 = ____

• y¹⁸
• y¹¹
• 1/y¹⁸
• y⁹/2

(ab)^m = ___

• a^m + b^m

• 1

Find square root of 625 by factors method.