Question

Let \(\begin{vmatrix}3x&-7\\1&4\end{vmatrix}=\begin{vmatrix}3&2\\ 4&x\end{vmatrix}\), then value of x is:

• A. \(\frac{-5}{3}\)
• B. 1
• C. -1
• D. \(\frac{2}{7}\)

Answer 1

The Correct Option is A

The correct option is (A):\(\frac{-5}{3}\)