Determine whether the pair of lines is parallel, perpendicular, or neither.12x + 4y = 1624x + 8y = 36
A. Parallel
B. Perpendicular
C. Neither
Answer: A
Mathematics
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In the circuit below, Vin = 20 V, R = 12 Kê, and C = 0.003 æF. Find fCO.
a. 2.8 KHz
b. 4.4 KHz
c. 8.3 KHz
d. 14 KHz
e. 84 KHz
Mathematics
Graph the function.y = 3 cos 
A. 
B. 
C. 
D. 
Mathematics
Let 
?Find the point(s) on the graph of 
where the tangent line is horizontal.
?
A. 
, 
B. ?, 
C. 
D. 
Mathematics
Solve.In preparation for his new job, Kevin bought two suits at $164 a piece, four shirts at $25 a piece, two pairs of shoes at $69 a piece, four ties at $21 a piece, and five pairs of socks at $7 a piece. What was the total cost of these items?
A. $699 B. $286 C. $650 D. $685
Mathematics