Graph the function.f(t) = cos 
A. 
B. 
C. 
D. 
Answer: A
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Evaluate the limit.
= (2 cos t i + 5 sin t j)
A. 2i B. 2i - 5j C. -5j D. 5j
Solve the problem.A salesperson packed 3 shirts and 6 ties. With one shirt, he could wear all 6 ties. With another shirt, he could wear 5 ties. With the third shirt, he could wear only 3 ties. How many different combinations did he have?
A. 90 combinations B. 13 combinations C. 33 combinations D. 14 combinations
Provide an appropriate response.Which of the following decimal numbers is an irrational number? Explain your answer.
A. 0.
is irrational because it is a repeating decimal.
B. 1.73205080757... is irrational because it neither terminates nor repeats.
C. 0.0089372432 is irrational because it extends past the millionths place.
D. 1.1
is irrational because it does not terminate.
Solve the equation by using the quadratic formula.
+ x + 
= 0
A. {-12 + 
}
B. {6 + 
}
C. {6 - 
, 6 + 
}
D. {-6 - 
, -6 + 
}