Answer:
The maximum is at (1,3)
Step-by-step explanation:
The maximum value of the function is at the vertex
The maximum is at (1,3)
Answer:
A 99.96%
Step-by-step explanation:
The z score shows by how many standard deviations the raw score is above or below the mean. The z score is positive if the raw score is above the mean while the z score is negative if the raw score is below the mean. The z score is given by:

The probability can be gotten from the normal distribution table. Therefore from the normal table:
P(z < 3.37) = 0.9996 = 99.96%
Answer:
They will need 1500 yards of ribbon
The range of function is
.
The answer is B.
Hope this helps.