Find an equation of the line that contains the given point and is parallel to the given line. If possible, write your equation in slope-intercept form.(4, 2), y = -3
A. y = 4
B. y = 2
C. y = -2
D. y = -3
Answer: B
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Write the expression as a logarithm of a single expression. Assume that variables represent positive numbers.log38 - log37
A. log3
B. log31
C. log6
D. log3
Use the vertical line test to determine if the graphs are functions.
A. Yes B. No
Solve the problem.Mardi received an inheritance of $50,000. She invested part of it at 12% and the rest at 11%. Her total annual income from the investments was $5900. Find the amount invested at 12%.
A. $40,000 B. $20,000 C. $44,100 D. $39,000
Use a graphing device to find the maximum and minimum values of the function y = cos x + sin 2x.
(a) maximum value: 1.1, minimum value: -1.1 (b) maximum value: -1.1, minimum value: -0.76 (c) maximum value: 1.76 , minimum value: -1.76 (d) maximum value: 2.76 , minimum value: -2.76 (e) maximum value: 1.5 , minimum value: -1