If the given sequence is a geometric sequence, find the common ratio.
, 
, 
, 
, 
A. not a geometric sequence
B. 4
C. 6
D. 2
Answer: D
Mathematics
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Use a calculator to find the acute angle between the planes to the nearest thousandth of a radian.-7x - 8y - 10z = 2 and 5x + 4y - 8z = 2
A. 1.484 rad B. 0.087 rad C. 1.403 rad D. 0.983 rad
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Approximate the natural logarithm with a scientific calculator. Round to four decimal places.ln 0.00056
A. -3.2518 B. -7.4876 C. 3.2518 D. 7.4876
Mathematics
Translate to an equation. Do not solve.What percent of 36 is 9?
A. t × 36% = 9 B. t = 36 × 9 C. t = 36% × 9 D. t × 36 = 9
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Solve the problem.If (a, 3) is a point on the graph of y = 2x - 5, what is a?
A. 4 B. -4 C. 1 D. -1
Mathematics