Perform the indicated operations and write the answer in the form 
where a and b are real numbers.(4 + 2i)(4 + 4i)
A. 24 - 8i
B. 8 - 24i
C. 8i2 + 24i + 16
D. 8 + 24i
Answer: D
Mathematics
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Determine the correct exponential function of the form f(x) = bx whose graph is given.
A. f(x) = 
x
B. f(x) = 5x
C. f(x) = 
x
D. f(x) = 9x
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Find the expected value.A car agency has found daily demand to be as shown in the table.
Find the expected number of customers.
A. 9 B. 12 C. 10 D. 2
Mathematics
Solve.4(x - 4) - (3x + 9) = 9
A. - 22 B. 34 C. - 34 D. - 16
Mathematics
Write an equation of the line through the given point with the given slope. Write the equation in slope-intercept form.(0, 2); m = 
A. y = 
x - 
B. y = 
x + 2
C. y = - 
x + 2
D. y = - 
x + 
Mathematics