First Law of indices

What is the first law of indices according to the textbook?

• a^m X aⁿ = a^m+n

• am X an = amn

• a^m X aⁿ = a^mn

Which of the following are correct?

• 3² X 3³ = 3⁵

• m X m³ = m⁴

• m X m³ = m³

• 5² X 5² = 25⁴

a = a⁰

• TRUE

• FALSE

3k² X 2k³ =

• 6k⁵

• 5k⁵

• 6k⁶

• 5k⁶

0.5y² X 4y =

• 2y³

• 2y²

• 4.5y²

• 4.5y³

m² X n² X m³ X n =

• m⁵ X n³

• m⁴ X n⁴

• m⁴ X n³

• m⁶ X n²

Which of the following are correct?

• a³ X b³ X a² X b² = a⁵ X b⁵

• 4a X 2a² = 8a³

• 2t^-1 X 2t² = 4t

• 2t^-1 X 2t² = 4t^-2

(1/4)u³ X 8u^-2 =

• 2u

• 2u⁵

• 0.5u^-1

• 0.5u⁵

(1.3)⁴ X (1.3)⁴ =

• (1.3)⁸

• (1.3)⁴

• 2.6⁸

• 2.6⁴

Are you ready for next law of indices?

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