If $\otimes$ is a new operation defined as $p \otimes q=p^{2}-2 q$, what is the value of $7 \otimes 3$ ?
(A) 43
(B) 8
(C) 141
(D) 36
(E) 26
If $\otimes$ is a new operation defined as $p \otimes q=p^{2}-2 q$, what is the value of $7 \otimes 3$ ?

## Solution

Using the definition of the new operation $\otimes$,

$$
\begin{aligned}
7 \otimes 3 & =7^{2}-2(3) \\
& =49-6 \\
& =43
\end{aligned}
$$

ANSWER: (A)