Find the quadrant that contains the terminal side of angle ?.sec ? > 0 and cot ? < 0
A. I
B. II
C. III
D. IV
Answer: D
Mathematics
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Solve the problem.Find the equation of the sphere with center = (0, -1, 2) and radius = 5.
A. x2 + (y + 1)2 + (z + 2)2 = 25 B. x2 - (y + 1)2 - (z - 2)2 = 25 C. x2 + (y + 1)2 + (z - 2)2 = 25 D. x2 + (y - 1)2 + (z - 2)2 = 25
Mathematics
Provide an appropriate response.
If C(x) = 7x + 1,000 and A(x) = 
, then if x = 200, A(x) =
A. 12 B. 10 C. 11 D. 13
Mathematics
Find the perimeter of the figure.
A. 104 km B. 112 km C. 56 km D. not enough information given
Mathematics
Use the change of base formula and a calculator to evaluate the logarithm. Round your answer to two decimal places.log6.5 4.2
A. 1.30 B. 0.62 C. 0.65 D. 0.77
Mathematics