Use the given graph to find the x-intercepts and zeros of the function.

A. (-6, 0), (4, 0); -6, 4
B. (-4, 0), (6, 0); -4, 6
C. (-4, 0), (-6, 0); -4, -6
D. (4, 0), (6, 0); 4, 6


Answer: C

Mathematics

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Find all the second order partial derivatives of the given function.f(x, y) = ln (x2y - x)

A.  =  = ;   =  =  
B.  =  = - ;   =  = - 
C.  =  = - ;   =  = - 
D.  =  = - ;   =  = - 

Mathematics

The following table shows the velocity V, in meters per second, of a rock t seconds after it is thrown downward on the planet Mercury.  t 0 1 2 3 V 17 20.61 24.22 27.83? A: Complete a table of changes to show that the data are linear. Round your answer to two decimal places, if necessary.B: Find a linear model for the data. Round your answer to two decimal places, if necessary.C:  Explain in practical terms the meaning of the slope of the linear function you found in part B. Round your answer to two decimal places, if necessary.

What will be an ideal response?

Mathematics

Write the expression as a sum and/or difference of logarithms. Express exponents as factors.log2 

A.  log2 x + 3 log2 y
B. log2  - log2 3y
C.  log2 x - 3 log2 y
D.  (log2 x - log2 y)

Mathematics

Solve the system of equations using determinants.7x + 8y = 42x + 3y = 2

A. (, - )
B. (- )
C. (- )
D. ()

Mathematics