Q35
In right angle triangle,the square of the hypotenuse is equal to the sum of square of the other side
Prove that cos square x +cos square (x+pie/3)cos square (x-pie/3)=-3/2
Prove that cos square x +cos square (x+pie/3)cos square (x-pie/3)=-3/2
ABCD is a quadriliteral E F G H are the mid points of AB BC CD and DA respectively Prove that EFGH is a parallelogram
ABCD is a quadriliteral E F G H are the mid points of AB BC CD and DA respectively Prove that EFGH is a parallelogram
A certain freezing process requires that room temperature be lowered from 40°C at the rate of 5°C every hour. What will be the room temperature 10 hours after the process begins?