1 +3 + 5 + 7 + …. 17 is equal to

1+3+5+7+…n term is equal to

17/30+[3 1/5-{5/6-(3 4/5 div 9 1/2)}] is equal to : - 17/30+[3 1/5-{5/6-(3 4/5 div 9 1/2)}] किसके बराबर है ?

5 3 4 7.5 17 47 138

If 8tan x=15, then sin x-cos x is equal to (8)/(17)( b) (17)/(7)( c) (1)/(17) (d) (7)/(17)

If the foot of perpendicular drawn from the point (1, 0, 3) on a line passing through ( alpha, 7, 1) is ((5)/(3), (7)/(3), (17)/(3)) , then alpha is equal to …………

The sum of the series 1/(1*3)+2/(1*3*5)+3/(1*3*5*7)+… is equal to :

The sum of the series 5/(1. 2.3)+7/(3. 4.5)+9/(5. 6.7)+ ....is equal to