If x = 6 + 2√5, then the value of √x - (1/√x)?
Find ‘x’ if (x³+3x)/(3x²+1) = 189/61
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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 ...
Which of the following statements is correct?
I. If x = 12, y = –2 and z = –10, then x³ + y³
+ z³ = 360
II. If x + y = 48 an...
What is the highest common factor of (x³ - x² - x - 15) and (x³ - 3x² - 3x + 9)?
In ∆ ABC, MN ‖ BC, the area of quadrilateral MBCN=130 sqcm. If AN : NC = 4 : 5, then the area of ∆ MAN is:
A company’s expenditure on three departments over four years is as follows (in thousands):
If (x - 5)2 - (x + 5)2 = 0, then what is the value of 'x'?
If x, y and z are real numbers such that (x-5)2+(y-7)2+(z-9)2= 0 then (x+y+z) is equal to
