GOOGLE LAUNCHES SCIENTIFIC CALCULATOR

     you need to do a quick calculation, you can head to Google. The search giant has added a scientific calculator to its varied array of features. 

The company's new 34-button calculator appears the moment you type in the word "calculator" or a mathematical expression say "4x5" into the search box. 

The calculator gives users ability to do everything from arithmetic to trigonometric calculations. The calculator has functions for calculating sines, cosines, square roots and tangents as well as also dedicated buttons for Pi and Euler's number. 

Just follow these easy steps:

1. Open Google website (www.google.com)

2. Type "calculator"

3. The virtual calculator opens below

4. Do any calculation that you need to do

Not just this, Users can also use Google's voice search feature -- found in mobile version and in Chrome browser -- to do calculations without actually touching keyboard.