Mathematics Past Questions and Answers

If {X: 2 d- x d- 19; X integer} and 7 + x = 4 (mod 9), find the highest value of x

If {X: 2 d- x d- 19; X integer} and 7 + x = 4 (mod 9), find the highest value of x

The sum 11011₂, 1111₂ and 10_m10_n0₂. Find the value of m and n.

A trader bought an engine for $15,000.00 outside Nigeria. If the exchange rate is $0.075 to N1.00, how much did the engine cost in Naira?

If \(\frac{27^x \times 3^{1 - x}}{9^{2x}} = 1\), find the value of x.