If x – (1/x) = 3, then what is the value of (2x4 + 3x3 + 13x2 – 3x + 2) / (3x4 + 3)?
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If x2 + (1/x2) = 31/9 and x > 0, then what is the value of x3 + (1/x3)?
If a = 73, b = 74 and c = 75, then what is the value of a3 + b3 + c3 – 3abc?
If 92 A 42 B 32 = 56 and 72 A 22 B 12 = 44, then 112 A 52 B 72 = ?
If 27x + 27[x–(1/3)] = 972, then what is the value of x?
If x = (√2 + 1)/(√2 – 1), then what is the value of (x5 + x4 + x2 + x)/x3 ?
Find x, if 5x-6+5x+6 = 6
If x3 – y3 = 81 and x – y = 3, then what is the value of x2 + y2?
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