Laws of exponents Quiz

1. Simplify $3^4\times3^2$.

• A. $3^8$
• B. $9^6$
• C. $3^6$
• D. $3^2$

2. Simplify $\dfrac{5^7}{5^3}$.

• A. $5^{10}$
• B. $5^4$
• C. $1^4$
• D. $5^{21}$

3. Simplify $(x^2)^5$.

• A. $x^{10}$
• B. $x^7$
• C. $x^{25}$
• D. $5x^2$

4. Find the value of $4^{-2}$.

• A. $-8$
• B. $-16$
• C. $\frac18$
• D. $\frac1{16}$

5. Simplify $\dfrac{6a^3}{3a^{-2}}$.

• A. $3a^5$
• B. $2a$
• C. $2a^{-6}$
• D. $2a^5$