" Q.11If "prod_(-3)^(26)log_(r)(r+1)=3^(x)," then find the value of "x

If prod_(r=3)^(26)log_(r)(r+1)=3^(x), then find the value of x.

If log_(sqrt(8))x=3(1)/(3), find the value of x

If ^(15)C_(3r):^(15)C_(r+1)=11:3, find the value of r

If p = log_(2a), a, q = log_(3a) 2a and r = log_(4a), 3a , then find the value of qr(2-p).

If log_(q)(xy)=3 and log_(q)(x^(2)y^(3))=4 , find the value of log_(q)x ,

If sum_(r=0)^(n-1)log_(2)((r+2)/(r+1)) =prod_(r=10)^(99)log_(r) (r+1), then 'n' is equal to (A) 4 (B) 3 (C) 5 (D) 6

If the coefficient of x in the expansion of prod_(r=1)^(110)(1+rx) is lambda(1+10)(1+10+10^(2)) , then the value of lambda is

If the coefficient of x in the expansion of prod_(r=1)^(110)(1+rx) is lambda(1+10)(1+10+10^(2)) , then the value of lambda is