Find the product. Assume all variable exponents represent whole numbers.(x + 3)(6x2 + 2x + 5)
A. 6x3 + 20x2 + 11x + 15
B. 6x3 + 18x2 + 6x + 15
C. 36x4 + 6x3 + 30x2 + 15
D. 24x3 + 8x2 + 20x
Answer: A
Mathematics
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Rationalize the denominator and simplify. 
A. 1
B. 
C. 
D. 
Mathematics
Find the function value.f(x) = -2x, find f(12.4)
A. -24.8 B. -2480 C. -247.9 D. 10.4
Mathematics
Find the equation of the line passing through the indicated two points. Write the equation in slope-intercept form.(6, 1) and (-5, -9)
A. y = - 
x - 
B. y = - 
x - 
C. y = 
x - 
D. y = 
x - 
Mathematics
Sketch the graph of the rational function. Note that the function is not in lowest terms.f(x) = 
A. x ? -4, 0
B. x ? 4, 0
C. x ? 4, 0
D. x ? -4, 0
Mathematics