If (a + b) = 7 and ab = 11, then find the value of (a² + b²).
A man covered 40 km by bus and rest 25 km on foot. If the speed of the bus is 150% more than that of the man and the whole distance is covered in 2 hour...
If (a2 + 1/a2) = 51, then find the value of (a3 - 1/a3).
If z + (1/z) = 2 then find z105 + 1/(z105) = ?
If (54√2 x³ +24√3 y³)÷(√18 x + √12 y) = Ax² + By² + Cxy, then what is the value of A² - (B²...
If x/y = 5/3, Find (x+y)/(x-y)?
If ( p = 40 - q - r ) and ( pq + r(q + p) = 720 ), then find the value of ( p2 + q2 + r2).
If a =
and b = <...