Question

*
The number of digits in 2^22 x 5^20 is​

Answer 1

Answer:

cxufksjzxndndndnssnx

Answer 2

Answer:

21 digits

Step-by-step explanation:

2^22×5^20=2^20×2^2×5^20

=[(2×5)^20 ]×(2^2)

= (10^20)×4

=100000000000000000000×4

=400000000000000000000

no.of digits =21