Solve the problem.Bobby built a house of cards 18 ft 1 in. tall. Pam built a house of cards 
tall. How much taller is Bobby's house of cards than Pam's?
A. 6 ft 8 in.
B. 6 ft 5 in.
C. 6 ft 4 in.
D. 7 ft 9 in.
Answer: B
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Provide an appropriate response.Which of the following statements defines 
f(x) = ??I. For every positive real number B there exists a corresponding ? > 0 such that f(x) > B whenever x0 - ? < x < x0 + ?.II. For every positive real number B there exists a corresponding ? > 0 such that f(x) > B whenever x0 < x < x0 + ?.III. For every positive real number B there exists a corresponding ? > 0 such that f(x) > B whenever x0 - ? < x < x0.
A. III B. I C. II D. None
Find the differential of the function.
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Evaluate. Simplify if possible
A. 
yd2
B. 12yd2
C. 
yd2
D. 
yd2
Use the given graph of the quadratic function f to write its formula as 
.
A. f(x) = (x + 4)2 - 3 B. f(x) = -(x + 4)2 + 3 C. f(x) = -(x - 4)2 - 3 D. f(x) = -(x + 4)2 - 3