Solve the problem.Find the mean for the amounts: 57, 63, 62, 55, 63, 58, 67, 51, 56.

A. 58.5
B. 57.8
C. 58
D. 59.1


Answer: D

Mathematics

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The weight w, in pounds, of a certain type of animal depends on its age in years. The weight satisfies the equation of change

.
?
A: Explain in practical terms the meaning of .
?
B:   Make a graph of  versus w. Include weights up to 45 pounds.C:  At what weight is the animal gaining weight the fastest? Round your answer to two decimal places.D:  To what weight does the animal grow? Round your answer to two decimal places.

What will be an ideal response?

Mathematics

Provide an appropriate response.The graph of y = (x4)x has two horizontal tangent lines. Find equations for both of them.

A. y = e4/e and y = e-4/e B. y = e4e and y = e-4e C. y = e2/e and y = e-2/e  D. y = e1/e and y = e-1/e

Mathematics

Solve the problem.The 315th term in the arithmetic sequence 17, 12, 7, 2, . . . is

A. -298. B. -303. C. -1553. D. -308. E. none of these

Mathematics

Given: ?1 ??3


Proof: STATEMENTS REASONS
m?+m?2 = m?ABD _______________________

Mathematics