21²+28²=c²
√1225=c
35 miles - distance of the boat to its starting point
I think you just combine the like terms. Then you will get the equation in simplest form.
3) 492p
5) 133n-1
7) 495m+2
Yes.The second factor is the difference of 2 squares,
so the second factor alone becomes
(x² - 4) = (x + 2) (x - 2)
Step-by-step explanation:
I hope this is correct.