Answer:
7x65 is 455
Step-by-step explanation:
I need more info if this does not workout...
Answer:
3.183.10^7
Step-by-step explanation:
Answer: $13,475
<u>Step-by-step explanation:</u>
1st hour: 350 people bought tickets --> 350 × $17.50 = $6,125
2nd hour: 350(1.2) people bought tickets --> 350(1.2) × 17.50 = $7350
Total amount = 1st hour + 2nd hour
= $6,125 + $7,350
= $13,475
In polar coordinates, the region
is the set of points

and we have
and
. So the integral, converted to polar, is

Substitute
to get
