- If sinX+cosX=a then prove that .. sinX-cosX=√(2-a^2)?

Discover Questions

How many times can 20 go into 183? Take a look at your surroundings. What do you see? Is the any redcoats near? Why did Doodoo birds go existinct? A particle moves in a straight line with velocit v(t) = t^2. How far does the particle move between times t=1 and t=2? What is the probability to meet a yellow car in Sweden, percentagewise?