Find the reference angle of the given angle.-57°
A. 123°
B. 33°
C. 57°
D. 147°
Answer: C
Mathematics
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Find the formula for df-1/dx.f(x) = x3/7
A. 
x-4/7
B. x-4/3
C. x7/3
D. 
x4/3
Mathematics
Solve the problem. Use ? = 3.14 when necessary.How many dm3 can an aquarium hold if it has dimensions of 6 dm x 6
dm x 5
dm?
A. 207.0 dm3 B. 240.7 dm3 C. 209.4 dm3 D. 218.5 dm3
Mathematics
Graph.(x - 3)2 + (y - 1)2 = 25
A. 
B. 
C. 
D. 
Mathematics
Use the remainder theorem and synthetic division to find f(k).k = 2; f(x) = x6 - 2x5 - 4x4 + 2x3 - 3x2 + 3x - 5
A. 59 B. 25 C. -58 D. -59
Mathematics