Evaluate.
A. 2
- 8
B. 
- 4
C. -2
+ 8
D. 
- 2
Answer: A
Mathematics
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Find the volume of the indicated region.the region in the first octant bounded by the coordinate planes and the surface 
A. 
B. 25,000
C. 
D. 
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Choose the most reasonable unit of measure.Hammer length 30 
(mm, cm, m, km)
A. mm B. km C. cm D. m
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Assume that a sample of bivariate data yields the correlation coefficient, r, indicated. Use the critical values table for the specified sample size and level of significance to determine whether a linear correlation exists.r = 0.672 when n = 18 at ? = 0.05
A. Yes B. No
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Write the number in scientific notation.7,100,000
A. 7.1 × 10-6 B. 7.1 × 10-7 C. 7.1 × 107 D. 7.1 × 106
Mathematics