
Ex 10.1
Last updated at Dec. 16, 2024 by Teachoo
Transcript
Ex 10.1, 2 Simplify and express the result in power notation with positive exponent. (iv) 〖(3〗^(−7)÷ 3^(−10)) × 3^(−5)〖(3〗^(−7)÷ 3^(−10)) × 3^(−5) = (𝟑^(−𝟕)/𝟑^(−𝟏𝟎) )× 3^(−5) = (𝟑^(−𝟕−(−𝟏𝟎) ) ) × 3^(−5) = (3^(−7 + 10) ) × 3^(−5) = 𝟑^𝟑 × 𝟑^(−𝟓) = 3^(3 + (−5) ) = 𝟑^(𝟑− 𝟓 ) = 3^(−2) = 𝟏/𝟑^𝟐