Find the value of: [(0.05)² + (0.41)² + (0.073)²] / [(0.005)² + (0.041)² + (0.0073)²]

Find the value of x, if 3⁴ × 3ˣ = 3⁸:

The value of (-27) × (-16) + (-27) × (-14) is:

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

If x + (1/x) = 3, then the value of x³ + (1/x³) is :

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