Evaluate the expression.
A. 2
B. 3
C. 6
D. undefined
Answer: C
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What value of x gives a minimum for 
? Restrict your attention to the horizontal span of 9 to 15. Be careful. You are asked about a minimum, not a maximum. Round your answer to two decimal places.
?
A. 47.69 B. 15.00 C. 37.26 D. 11.82
Find the general equation of the orthogonal trajectories of the curves for the given equations.The exponential curves y = ce3x
A. 3y2 = c - 2x B. 3y2 = c + x2 C. 3y2 = c - x2 D. 3y2 = c + 2x
Approximate the area of the triangle to the nearest tenth.a = 21.3, b = 13.7, c = 15.2
A. 106.8 B. 112.8 C. 103.8 D. 109.8
Classify the triangle as equilateral, isosceles, or scalene. Then classify it as right, obtuse, or acute.
A. Isosceles; obtuse B. Equilateral; acute C. Scalene; acute D. Scalene; right