A. √17
B. √29
C. 12
D. 13
If log8 (X2+X)-log5(x+1)=2, then the value of x is
If log10 2=0.3010 and log10 7=0.8451, then the value of log10 2.8 is
(13)3+73/(13)2+72-? =20
If ax - b, by – c and cz – a, then the value of xyz is:
2x x 81/5 = 21/5, then x is equal to: