Use the given information to find the exact value of the trigonometric function.sin ? = - 
,
? lies in quadrant IV
Find sin 
.
A. 
B. - 
C. - 
D. 
Answer: D
Mathematics
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Solve the equation.81x2 + 90x + 25 = 0
A. 
B. 
C. 
D. 
Mathematics
Multiply.(2x + 0.5)(2x - 0.5)
A. 4x2 - 0.25 B. 4x2 - 1 C. 4x2 - 2x- 0.25 D. 4x2 - 2.5
Mathematics
Solve the problem.The value V, in dollars, of a shopkeeper's inventory software program is given by 
where t is the number of years since the shopkeeper first bought the program. Find the value of the software after 
and 
A. $450, $470, and $350 B. $440, $430, and $350 C. $450, $430, and $110 D. $450, $430, and $350
Mathematics
Solve. Give your answer as a mixed numeral.There are 4 apple trees in a yard. The apples from each tree are picked and weighed. The results are given in the following graph:
Find the average weight.
A. 26
lb
B. 21
lb
C. 21
lb
D. 21
lb
Mathematics