Decide whether the given functions are inverses.f = {(2, 18), (3, 20), (4, 22), (5, 24), (6, 26)}g = {(18, 2), (20, 3), (22, 4), (24, 5), (26, 6)}

A. Yes
B. No


Answer: A

Mathematics

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Use an ordered pair to identify each point on the given coordinate plane. State the quadrant or axis where each point lies.

A. A(-2, 2) in Quadrant II; B(5, -2) in Quadrant IV B. A(-2, 0) on the y-axis; B(-5, -2) in Quadrant III C. A(-2, 0) on the x-axis; B(5, -2) in Quadrant IV D. A(2, 0) on the x-axis; B(5, -2) in Quadrant IV

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Insert ? or ? in the blank to make the statement is true.10  {7, 8, 9, 10}

A. ? B. ?

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Rewrite the expression as the sum and/or difference of logarithms, without using exponents. Simplify if possible.log2

A.  log2m +  log2n -  log2k
B.  log2m +  log2n - 2 log2k
C. 5 log2m + 9 log2n - 2 log2k
D.  log2m ?  log2n ÷ 2 log2k

Mathematics

For the given equation, first identify the phase shift and then sketch one complete cycle of the graph. Graph y = cos x on the same coordinate system. ? 

A. ?

  

Phase Shift =


B. ?

?Phase Shift =


C. ?

  

?Phase Shift =


D. ?

   

?Phase Shift =


E. ?

  

?Phase Shift =


Mathematics