Write the compound inequality as an absolute value inequality. Do not simplify.-0.8 < 2x + 3 < 0.8
A. 2x + 3 <
B. > 0.8
C. < 0.8
D. -0.8 < < 0.8
Answer: C
Mathematics
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=
and the planes
and
(The area of an ellipse with semiaxes a and b is ?ab.)
A. ? units3
B. ? units3
C. ? units3
D. units3
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Find the logarithm using the change-of-base formula.log2 0.424
A. -1.2379 B. -0.8078 C. 4.7170 D. -0.3726
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Solve the problem.Given sin 30° = , use trigonometric identities to find the exact value of tan
.
A.
B. 3
C. 3
D.
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Determine whether the sequence is geometric. If so, find the common ratio. -3, -6, -12, -24,...
A. -3
B. -2
C.
D. 2
E. not geometric
Mathematics