Simplify.
A. 
B. 
C. 
D. already simplified
E. none of these
Answer: B
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Evaluate the line integral along the curve C.
ds, C is the curve r(t) = (-9 - t)i - j + (-9 - t) k, 0 ? t ? 1
A. 
B. 
C. 
D. 
Solve the problem.In a 2-card hand, what is the probability of holding at least 1 ace?
A. 0.0045 B. 0.1522 C. 0.1448 D. 0.1493
Solve using elimination.
A. x = 3, y = 0; x = 3, y = 3 or (3, 0), (3, 3) B. x = 3, y = 0; x = -3, y = 0 or (3, 0), (-3, 0) C. x = 3, y = 3; x = -3, y = 3 or (3, 3), (-3, 3) D. x = -3, y = 0; x = -3, y = 3 or (-3, 0), (-3, 3)
Solve. Answer with a complete sentence.A rectangular garden measures 13.6 feet by 55.2 feet. What is its area?
A. The area of the garden is 640.72 square feet. B. The area of the garden is 750.72 square feet. C. The area of the garden is 7507.2 square feet. D. The area of the garden is 68.8 square feet.