Find the sum.70.104 + 20.4 + 4.68 + 14.52
A. 109.704
B. 109.804
C. 110.704
D. 109.714
Answer: A
Mathematics
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Solve the problem.Suppose that y is directly proportional to x and that y = 25.2 when x = 7. Find the constant of proportionality k. Then, find y when x = 12.
A. k = 3.6; y = 43.2
B. k = 176.4; y = 
C. k = 3.6; y = 45.6
D. k = 3.8; y = 43.2
Mathematics
Use transformations to graph the function.y = cos (
x)
A. 
B. 
C. 
D. 
Mathematics
Determine whether the graph of the equation is a circle, parabola, ellipse, or hyperbola. Do not graph.4y2 - 16x2 = 64
A. circle B. ellipse C. hyperbola D. parabola
Mathematics
Use mathematical induction to prove the following.7n > 7n-1
What will be an ideal response?
Mathematics