Solve.27 + 3x = 
A. 4
B. 3
C. -3
D. 
Answer: C
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Find the derivative of y with respect to x, t, or ?, as appropriate.y = esin t (ln t4 + 1)
A. 
B. esin t 
C. ecos t (cos t)(ln t4 + 1) + 
D. esin t 
Find the function value to four decimal places.Find cos ? when sin ? = -0.9816 and tan ? > 0.
A. -1.0188 B. 0.1948 C. 5.1335 D. -0.1912
Solve the problem.How many four-digit codes can be formed using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 if the last digit cannot be 0 or 1 or 2 and repetition of digits is allowed?
A. 720 B. 7200 C. 700 D. 7000 E. none of these
Leo Moser studied the effect that two face-to-face panes of glass have on light reflected through the panes. If a ray is not reflected, it has just one path through the glass. If it has one reflection, it can be reflected two ways. For two reflections, it can be reflected three ways. How many possible paths are there for three reflections. ? __________ paths
Fill in the blank(s) with the appropriate word(s).