If & means '+', $ means ‘-‘, # means

If, 3x + 2y = 15, and 2xy = 12, and 3x > 2y, then find the value of 27x³ – 8y³.

If 8x³ - 125y³ = (2x - Ay) X (Bx² + 25y² + Cxy), then find the value of 3 X (2A + 6B) - 2C.

√4096 + √(?) + 13 – 29 = 148 

If (x - y) = 3, then find the value of (x³ - y³ - 9xy).

If p = 28 - q - r and pq + r(q + p) = 182, then find the value of (p² + q² + r²).

If p = 24 - q - r and pq + r(q + p) = 132, then find the value of (p² + q² + r²).

If a³ + b³ = 6240 and a + b = 30, then find the value of {(a + b)² – 3ab}

Which of the following options gives the value of 2999² – 999²?

If x + y + z = 7, x² + y² + z² = 85 and x³ + y³ + z³ = 842, then the value of √3 xyz is: