Answer:
11x-2
Step-by-step explanation:
(3x2 - 4x + 6) + (7x - 2) This is the breakdown. (6 4x + 6)= 4x. + (7x-2) = 11x-2
Answer:
Yes, the student is correct
Step-by-step explanation:
Given

Required
Does it represent the x intercept
At the x intercept, the value of x is 0.
So, the function
becomes 
can be compared to 
Hence, the student is correct
Answer:
Step-by-step explanation:
Are u stupid?
Answer:
No it's not a function. Functions can't have the same x value.
The formula for the volume of a sphere is

. Plugging in 4.7 for your radius, we get

, which is roughly 29.453π≈92.530.