Solve the problem.Find all points on the cardiod r = a(1 - cos ?) where the tangent line is horizontal.
A. 
, 
B. 
, 
C. 
, 
D. 
, 
Answer: A
Mathematics
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Solve the problem.A piece of molding 150 cm long is to be cut to form a rectangular picture frame. What dimensions will enclose the largest area? Round to the nearest hundredth, if necessary.
A. 37.5 cm × 37.5 cm B. 30 cm × 30 cm C. 12.25 cm × 37.5 cm D. 12.25 cm × 12.25 cm
Mathematics
Express the number in decimal notation.7 × 10-7
A. 0.0000007 B. -700,000 C. 0.00000007 D. 0.000007
Mathematics
Multiply and simplify.
? 
A. 
B. 
C. 15
D. 
Mathematics
Provide an appropriate response.When two linear equations are solved for y and the slopes are different and the y-intercepts are different, the lines 
A. parallel B. intersecting C. identical
Mathematics