Kinetic energy is mass times velocity square mv^2 (0.75*4^2=12)
The light will change its direction and bend away from the normal.
It’s atoms thank me later (give me brailiest)
The root quadratic equation of
is 
What is the formula used to calculate the quadratic equation?
To solve the quadratic equation use the formula of 
Find the quadratic equation by using the formula ?
On comparing with 
We get , 

By using the formula,
For a quadratic equation of the form
the solutions are


Apply rule,

Apply exponent rule,
if n is even


Multiply the numbers :

Add the number 
Laser means Light Amplication by Stimulated Emission of Radiation.
Uses of laser
DNA sequencing instrument
Cutting and welding materials
Semiconducting chip manufacturing
Military devices
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