Evaluate the expression without using a calculator.
A. 9
B. 12
C. 3
D. 5
Answer: C
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Provide an appropriate response.Derive the series for 
for x > 1 by first writing 
= 
.
A. 
B. 
C. 
D. 
Solve the problem.A company makes three chocolate candies: cherry, almond, and raisin. Matrix A gives the amount of ingredients in one batch. Matrix B gives the costs of ingredients from suppliers R and S. Multiply the matrices. 
A = 
B = 
-23.0px;" />
A. R S
AB = 
B. R S
AB = 
C. R S
AB = 
D. R S
AB = 
Find the probability of the event.When a single card is drawn from an ordinary 52-card deck, find the probability of getting a red card.
A. 
B. 
C. 2
D. 
Solve the problem.The function f(t) = -0.14t2 + 0.51t + 30.3 models a certain country's population in millions, ages 65 and older, where t represents years after 2010. The function g(t) = 0.51t2 + 12.89t + 106 models the total yearly cost of the government's health insurance program in billions of dollars, where t represents years after 2010. What does the function 
represent? Find 
(5).
A. Cost per person in thousands of dollars. $0.20 thousand B. Cost per person in thousands of dollars. $12.76 thousand C. Cost per person in thousands of dollars. $6.24 thousand D. Cost per person in thousands of dollars. $0.16 thousand