`7m+(19)/(2)=13`

Find the number of terms in each of the following A.Ps. (i) 7, 13, 19, ... , 205 (ii) 18,15(1)/(2) , 13,…, -47

sqrt((0.361)/(0.00169))=?(1.9)/(13) (b) (19)/(13)(c)(1.9)/(130) (d) (190)/(13)

Write the numerator and denominators of the following fractional numbers: (1)/(2), (2)/(5), (7)/(2), (19)/(3), (7)/(29), (11)/(13), (1)/(7), (8)/(3)

Show that sin^(- 1)(sin((33pi)/7))+cos^(- 1)(cos((46pi)/7))+tan^-1(-tan((13pi)/8))+cot^-1(cot(-(19pi)/8))=(13pi)/7

Sum of first 10 terms of the series, S= (7)/(2 ^(2)*5 ^(2)) + (13)/(5 ^(2)*7 ^(2)) + (19)/(8 ^(2) *11^(2))+ …… is :

The value of the series (1)/(2)+(7)/(4)+(13)/(8)+(19)/(16)+ ...... is _________

Find the number of terms in each of the following Aps, (i) 7,13,19,…….. 205 (ii) 18, 15 (1/2), 13,……. - 47 .

Find the number of terms in each of the following Aps, (i) 7,13,19,…….. 205 (ii) 18, 15 (1/2), 13,……. - 47 .