Multiply and simplify.
? 
A. 
B. 
C. 
D. 
y
Answer: B
Mathematics
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Evaluate the sum.
5k
A. -13,021 B. 12,996 C. 19,529 D. -19,531
Mathematics
Show that the function is a solution of the wave equation.w(x, t) = sin (10x + 10ct)
A. No B. Yes
Mathematics
Solve.Find the perimeter of the rectangle whose length is 
m and width is 
m.
A. 
m
B. 
m
C. 
m
D. 
m
Mathematics
The function graphed is of the form y = a tan bx or y = a cot bx, where b > 0. Determine the equation of the graph.
A. y = 2 tanx B. y = tan 2x C. y = 2 cot x D. y = -cot 2x
Mathematics