Answer:

Step-by-step explanation:
Given




Required
Evaluate 
Expand

Further expand

Apply product rule of logarithm

Substitute values for log(7) and log(3)


Answer:
5!*4! is equivalent to 5*(4!)^2
Step-by-step explanation:
5!*4! = 2880
5*(4!)^2 = 2880
Answer:
12.264
Step-by-step explanation:
* per would be saying the number of miles the van is running that day
.14 x 87.6
= 12.264