Question

help me it's urgent​

Answer 1

Answer:

the answer is as follows

4.5*5.2 will be 23.4

and 10^4*10^3 will be 10^4+3 which will be 10^7 (here "^" symbol stands for "to the power

so the answer will be 2.34*10^8

Answer 2

clearly requird answer is 23.4*10^8