What makes 69 besides using 8, 9, and 3
if 1/(n-4)!=20/(n-2)! find n
y^''-2y^'+y=e^x/x^2
a carpet is laid on the floor of a room 8m by 5 m, leaving a border 0.5 m wide all round it. what is the area of the carpet?
0.708=v/2.4
A ----|
| AND |----- C (A \cdot B)
B ----|
A ----|\
| OR |---- C (A + B)
B --...
diagonal of square is 10root 2 find its side
(0.13*0.3-0.003)/0.09
y'''+4y''+7y=0
4:50
