68a + 144
68a - 144
- 68a - 144
- 68a + 144
m/n
M/m
5/7
7/5
Simplify 3p/4 × q/5r
15 pr/4q
4 q/15 pr
3 pq/20 r
3 pq/5 r
Simplify 6x of 2/3 ÷ 2x + 9x
6x + 3
7x + 1
9x + 2
9x + 3
HCF of (x2 + x - 2); x3 + 5x2 + 6x is
x
x + 1
x + 2
(x + 1) (x + 2)
LCM of 16 x2y4, 20 x5y3 and 12 x3y8 is
240 x5y8
240 x5 y3
120 x5y8
120 x2y3
5ax/3
6xy/5
5ab/2
5 axy