Question

If log 2 = 0.30103 then solve
$2 {}^{x}$
= 25.

​

Answer 1

Answer:

x = 4.643

Step-by-step explanation:

2^x = 25

taking log on both sides

log 2^x = log 25

=> x log2 = log5²

=> x (0.30103) = 2log5

=> x = (2×0.6989) ÷ 0.30103

=> x = 4.643