Question

4a²b³ × 3ab² × 5a³b is equal to

(a) 60a³b⁵

(b) 60a⁶b⁵

(c) 60a⁶b⁶

(d) a⁶b⁶

Answer 1

(c) 60a⁶b⁶

$$\begin{gathered} 4a^2{b}^3\times 3a{b}^2\times 5a^{3}b \\ =4\times 3\times 5\times a^2\times a\times a^3\times b^3\times b^2\times b \\ =60a^6{b}^6 \end{gathered}$$