Question

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

Answer 1

Answer:

x = -6

Step-by-step explanation:

• Let$\: 4^3\times 4^{x}=4^{-3}$

• $\implies 4^{3+x}=4^{-3}$

• $\implies {3+x}= {-3}$

• $\implies {x}= {-3-3}$

• $\implies {x}= {-6}$

• $\implies\huge{\red{ 4^3\times 4^{-6}=4^{-3}}}$