If $\left(x+\left(\frac{1}{x}\right)\right)=4$, then the value of $x^4+\frac{1}{x^4}$ is:

Important Questions on Fundamental Operations, Vbodmas Rule, Approximation and Simplification

EASY

Andhra Pradesh State Cooperative Bank Assistant

IMPORTANT

Shortcut in Quantitative Aptitude for Competition>Chapter 5 - Fundamental Operations, Vbodmas Rule, Approximation and Simplification>Exercise>Q 2

If $x^4+\frac{1}{x^4}=119$ and $x>1$, then the value of $x^3-\frac{1}{x^3}$ is:

EASY

Andhra Pradesh State Cooperative Bank Assistant

IMPORTANT

Shortcut in Quantitative Aptitude for Competition>Chapter 5 - Fundamental Operations, Vbodmas Rule, Approximation and Simplification>Exercise>Q 3

If '$a$' be a positive number then the least value of $a+\frac{1}{a}$ is _____.

MEDIUM

Andhra Pradesh State Cooperative Bank Assistant

IMPORTANT

Shortcut in Quantitative Aptitude for Competition>Chapter 5 - Fundamental Operations, Vbodmas Rule, Approximation and Simplification>Exercise>Q 4

If $x=\sqrt{a}+\frac{1}{\sqrt{a}}, y=\sqrt{a}-\frac{1}{\sqrt{a}},$then the value of $x^4+y^4-2x^2{y}^2$ is _____.

EASY

Andhra Pradesh State Cooperative Bank Assistant

IMPORTANT

Shortcut in Quantitative Aptitude for Competition>Chapter 5 - Fundamental Operations, Vbodmas Rule, Approximation and Simplification>Exercise>Q 5

The value of $\left(2-\frac{1}{3}\right)\times \left(2-\frac{3}{5}\right)\times \left(2-\frac{5}{7}\right)\times ...\times \left(2-\frac{999}{1001}\right)=?$

HARD

Andhra Pradesh State Cooperative Bank Assistant

IMPORTANT

Shortcut in Quantitative Aptitude for Competition>Chapter 5 - Fundamental Operations, Vbodmas Rule, Approximation and Simplification>Exercise>Q 6

The value of $\frac{0.051\times 0.051\times 0.051+0.041\times 0.041\times 0.041}{0.051\times 0.051\times 0.051-0.041\times 0.041\times 0.041}$ is?

EASY

Andhra Pradesh State Cooperative Bank Assistant

IMPORTANT

Shortcut in Quantitative Aptitude for Competition>Chapter 5 - Fundamental Operations, Vbodmas Rule, Approximation and Simplification>Exercise>Q 7

Calculate the number of digits in the product of $4^{11111}\times 5^{22222}=$?

EASY

Andhra Pradesh State Cooperative Bank Assistant

IMPORTANT

Shortcut in Quantitative Aptitude for Competition>Chapter 5 - Fundamental Operations, Vbodmas Rule, Approximation and Simplification>Exercise>Q 8

If $\left(x+y+z\right)=6$ and $\left(xy+yz+zx=11\right)$, then the value of $\left(x^3+y^3+z^3-3xyz\right)$ is _____.

EASY

Andhra Pradesh State Cooperative Bank Assistant

IMPORTANT

Shortcut in Quantitative Aptitude for Competition>Chapter 5 - Fundamental Operations, Vbodmas Rule, Approximation and Simplification>Exercise>Q 9

If $\left(x+\frac{1}{x}\right)=2\sqrt{3}$, then the value of $\left(x^3+\frac{1}{x^3}\right)$ is: