Solve the formula for the specified variable.Solve: D =
(mx - mb) for m
A. m =
B. m =
C. m =
D. m =
Answer: C
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Which of the following best exemplifies the measurement model of division for one-half divided by one-third?
a. The total area of a rectangular piece of carpet is one-half of a square meter. Its length is one-third of a square meter. What is its width? b. One-third of the total amount of time needed to paint a fence is one-half hour. What is the total amount of time needed to paint the fence? c. You have one-half of a pizza left and want to share it with three friends. How much pizza should each friend receive? d. You have one-half pound of hamburger in the freezer, and wish to make hamburgers that are one-third pound each. How many hamburgers can you make?
Solve the problem.Suppose that for an electrical appliance, voltage is given by and amperage by
where t is time in seconds. Use identities to write the wattage
in the form
A. W = - 101.115 cos 240?t + 101.115 B. W = 101.115 cos 240?t - 101.115 C. W = - 202.23 cos 240?t+ 202.23 D. W = - 101.115 cos 120?t + 101.115
The graph of a logarithmic function is shown. Select the function which matches the graph.
A. y = log5x B. y = -log5x C. y = 1 - log5x D. y = log5(-x)
Find the slope of the line if it exists.
A. -
B.
C. 4
D. -4