Quiz

Question:

  1. \(\frac{\sqrt{5}+ x}{\sqrt{5}- x}\)  = 1 then x =?

Options:
A.0
B.1
C.- 1
D.none of these
Answer: Option C

1 Comments

Ankita dubey

Answer is x=0 and x=root 5
Date : 2016-07-01 04:27:24

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More Questions on This Topic :

Question 1.

  1. If 4x =\(\sqrt{2^{3y}}\), then

Options:
  1.    \(x=\frac{3}{4}y\)
  2.    \(y=\frac{3}{4}x\)
  3.    \(x=\frac{1}{3}y\)
  4.    \(y=\frac{1}{3}x\)
Answer: Option A
Question 2.

  1. If 2x = 8y+1 and 9y = 3x-9, then y equals

Options:
  1.    3
  2.    6
  3.    9
  4.    12
Answer: Option C
Question 3.

  \(\frac{\sqrt{a^{5}}\times\sqrt[3]{b^{2}}}{\sqrt[6]{b^{- 2}}\times\sqrt[4]{a^{10}}}\)  = ? 

Options:
  1.    a
  2.    b
  3.    ab
  4.    none of these
Answer: Option B
Question 4.

 \([(\sqrt{6}+ \sqrt{3})(\sqrt{6}- \sqrt{3})]^{\frac{3}{2}}\)  is nearly equal to

Options:
  1.    \(2\sqrt{3}\)
  2.    \(3\sqrt{3}\)
  3.    \(2\sqrt{18}\)
  4.    none of these
Answer: Option B
Question 5.

  1. If \(\frac{a}{b}=\frac{c}{d}=\frac{3}{5}\)  , then  \([\frac{a^{4}+c^{4}}{b^{4}+d^{4}}]^{\frac{1}{4}}\)  =?

Options:
  1.    \(\frac{5}{3}\)
  2.    \(\frac{3}{5}\)
  3.    \(\frac{7}{3}\)
  4.    \(\frac{3}{7}\)
Answer: Option B
Question 6.

  1. If n < (1+\(\sqrt{2}\))² < n + 1, find the value f n assuming that n is an integer.

Options:
  1.    3
  2.    4
  3.    5
  4.    6
Answer: Option C