It means 1.8 × 10 to the tenth power. the E is a ten are you working with scientific notation
Answer: 3x^2 + 7x -15
I dunno if u want me to factor it tho
You got to shade five squares
A ray, is a line that has one endpoint on one side and on the other side is an infinity amount of numbers
Answer:
The radius of the balloon is increasing at a rate of 4 feet per minute.
Step-by-step explanation:
We are given the following in the question:

Volume of sphere is given by

where r is the radius of the balloon.
Instant radius, r = 2 ft
Rate of change of volume =

Putting values, we get,

Thus, the radius of the balloon is increasing at a rate of 4 feet per minute.