exam
Maths Puzzle
Numerical Ability
what is the difference between -2 to the power of 2
and (-2) to the power of 2
Read Solution (Total 0)
exam Other Question
Please help me solve this equation: {{1/2x=3 5/6}}
give the sum for r(r+1)(r+2)(r+3)(r+4)for r=1 to n