6 75/10000
12ab+18ac-24b
329/500
15%
150000
329/100
359/100
√(9 + 16)
65 359/100
y=x²+9x+15
If r=1 in a G.P. then what is the sum to n terms?
Question 1Select one:
(n-1) a
n*a
(n+1) a
a/n
