Find the exact value of the expression.cos 
cos 
+ sin 
sin 
A. 1
B. 
C. 
D. 
Answer: C
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Simplify.(-11 - 10)(-8 - 5)
A. -273 B. 3 C. 273 D. -3
Provide an appropriate response.What is the difference between ln a and log a?
What will be an ideal response?
Find the area.
A. 88 cm2 B. 124 cm2 C. 93 cm2 D. 84 cm2
Solve the application problem.The table shows a relation between the number of visitors that an outdoor park received on five different days and the high temperatures on those days. If a researcher believes the temperature affects the number of visitors, what are the independent and dependent variables? Is the relation a function?
A. independent: temperature, dependent: number of visitors; yes B. independent: number of visitors, dependent: temperature; yes C. independent: temperature, dependent: number of visitors; no D. independent: number of visitors, dependent: temperature; no