App Logo

No.1 PSC Learning App

1M+ Downloads
ഒരു സംഖ്യയുടേയും അതിന്റെ വ്യുൽക്രമത്തിന്റേയും തുക 6 ആയാൽ സംഖ്യ ഏത്?

A3 + 2√2

B2 + √3

C5 + √2

D5 - √2

Answer:

A. 3 + 2√2

Read Explanation:

സംഖ്യ= X ആയാൽ സംഖ്യയുടെ വ്യുൽക്രമം = 1/X X + 1/X = 6 X² + 1 = 6X X² - 6X + 1 = 0 X = 3 + 2√2


Related Questions:

In the expansion of (2x+y)3(2xy)3(2x + y )^3-(2x - y)^3, the coefficient of x2yx^2y is:

If x479x2+1=0x^4-79x^2+1=0then the value of x+x1x+x^{-1} can be;

If 2x + y = 6 and xy = 4, then find the value of 8x3 + y3 is:

The sum of the reciprocals of Rehman’s ages, (in years) 3 years ago and 5 years from now is 1/3. Find his present age?

If a = 299, b = 298, c = 297 then the value of 2a3 + 2b3 + 2c3 – 6abc is: