Question

2.
If log, 3 =0.4771, then the number of digits in (81)" is
1) 20
2) 21
3) 22
4) 23
O 1)
O2)
O 3)
O 4)​

Answer 1

Answer:

log103=0.477

⇒3=100.477

⇒340=10(0.477)×40

340=100.477×40

=1019.080=1019.1

∴There are 19 digits