book
Maths Puzzle
Numerical Ability
s=16t^2
an acorn falls from the top of an oak tree and takes 2 sec. to hit the ground. How high is the tree?
Read Solution (Total 0)
book Other Question
What is the number of arrangements that can be made out of the letters of the words "SUCCESS" so that all the S do not come together?
factor 9x^4-30x^3+25x^2