Advertisements
Advertisements
Question
Find the value of k in each of the following:
`(1/3)^-4 ÷ 9^((-1)/(3)` = 3k
Sum
Advertisements
Solution
`(1/3)^-4 ÷ 9^((-1)/(3)` = 3k
⇒ `(3^-1)^-4 ÷ (3^2)^((-1)/(2)` = 3k
⇒ `3^4 ÷ 3^((-2)/(3)` = 3k
⇒ `3^(4 + 2/3)` = 3k
⇒ `3^(14/3)` = 3k
⇒ k = `(14)/(3)`.
shaalaa.com
Solving Exponential Equations
Is there an error in this question or solution?
