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The correct answer is D
If 2x + y = 15 and xy = 18, then the value of (4x² - y²)
If 27 (x+y)³ − 8(x−y)³ = (x + 5y) (Ax² + By² + Cxy), then what is the value of (A+B-C)?
If (a + b) = 1 and (1/a) – 2b = 5/a then find the value of a2 + b2.
If (x + y + z) = 68, (x/z) = (3/4) and (z/y) = (2/5), then find the value of ‘y’.
If x4 + 1/(x4) = 194 , , then find the value of 1/(x3 ) + x3 ?
...Find the largest 5-digit number that is divisible by 12, 15, 18, and 24. Also, what is the remainder when this number is divided by 11?
In a best-of-two chess match between Player X and Player Y, the probability that Player X wins a game is (5/9), and the probability that Player Y loses ...
If x 8 + x -8 = 194, then find the value of (2x 2 – 4) 2 – 1.
Find the number in place of ?
6, 14, 26, ?, 106, 214
If a + b = 56 and (a – b)² = 496, find the value of the product of a and b.