What is ??
?
A. The symbol used to denote the height of rectangle.
?
B. The symbol used to denote the golden ratio of rectangle.
?
C. The symbol used to denote the width of rectangle.
What will be an ideal response?
Answer: B
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Identify the standard form of the argument.p ? q
? p
A. Fallacy of the Inverse B. Disjunctive Syllogism C. Fallacy of the Converse D. Law of Contraposition
Solve the problem.A coin is tossed upward from a balcony 228 ft high with an initial velocity of 32 ft/sec. During what interval of time will the coin be at a height of at least 100 ft? (h = -16t2 + v0t + h0.)
A. 4 ? t ? 8 B. 3 ? t ? 4 C. 0 ? t ? 1 D. 0 ? t ? 4
The population aged 65 years old and older (in millions) from 2000 to 2050 is projected to be
?
?
where 
is measured in decades, with 
corresponding to 2000. What will be the average population aged 65 years and older over the years from 2000 to 2020?
(Hint: The average population is given by 
. Multiply the integrand by 
and then use the method of substitution.) Round your answer to one decimal place.
?
A. 180.7 million
B. 43.8 million
C. 57.5 million
D. 87.7 million
E. 33.1 million
Use a commutative property to complete the statement.2x + 17 =
A. 17 + 2x B. -2x + 17 C. 17x + 2 D. 2x - 17