1.If A=(55xx0x5x005)A = \begin{pmatrix}5&5x&x\\0&x&5x\\0&0&5\end{pmatrix}A=5005xx0x5x5 and ∣A2∣=25|A^2| = 25∣A2∣=25, then ∣x∣|x|∣x∣ is equal toa.15\frac{1}{5}51b.555c.52\frac{5}{2}25d.111Login to continueOnly logged in users canattempt or see the solution.
