What will be the value of the equation: (2.4 × 0.72 × 4.5) / (0.18 × 0.06 × 0.9) × 3?

If x^3 – y^3 = 117/8 and x – y = 3/2 then the value of x^2 + xy + y^2 will be

Find the value of 'x' that satisfies the equation: √(136 + √(57 + √x)) = 12

If x³ = (9³ × 6³) / 8, x > 0, then what is the value of x?

If a - b = 4 and ab = 12, what is the value of a² + b²?

For what value of k does the system of equations x - ky = 2 and 3x + 2y = -5 NOT have a unique solution?