Find the product.(x - 8y)(2x - 6y)
A. x2 - 22xy - 22y2
B. x2 - 22xy + 48y2
C. 2x2 - 22xy + 48y2
D. 2x2 - 22xy - 22y2
Answer: C
Mathematics
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Differentiate the function.r(t) = (-6t2 + 14)i + 
j
A. r'(t) = (-12t)i + 
j
B. r'(t) = (-12)i + 
j
C. r'(t) = (-12t)i - 
j
D. r'(t) = 
i + (-12t)j
Mathematics
Evaluate the function.If f(x) = 2x2 + 5x - 4, find f(2).
A. -6 B. 22 C. 10 D. 14
Mathematics
Find the area of the shaded region. y = x4 - 32
y = -x4
A. 
B. 
C. 
D. 
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Sketch the graph of the equation.y = (x + 1)2
A. 
B. 
C. 
D. 
Mathematics