Question

4^3 times 4^? = 4^-3. what number is ?

Answer 1

x = -6

Explanation:

• Let
  `\: 4^3* 4^(x)=4^(-3)`

• 
  `\implies 4^(3+x)=4^(-3)`

• 
  `\implies {3+x}= {-3}`

• 
  `\implies {x}= {-3-3}`

• 
  `\implies {x}= {-6}`

• 
  `\implies\huge{\red{ 4^3* 4^(-6)=4^(-3)}}`