Use a calculator to find the function value. Give your answer rounded to seven decimal places, if necessary.cos 47° cos 133° - sin 47° sin 133°
A. 1
B. 2
C. -1
D. 0
Answer: C
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Provide an appropriate response.What does the graph of the equation 
look like?
A. The z-axis B. The y-axis C. The xz-plane D. The xy-plane
Solve the problem.A hotel in the process of renovating states that 50% of guest rooms are updated. If 27 rooms are not yet updated, find the total number of rooms in the hotel. Round to the nearest whole number.
A. 14 rooms B. 54 rooms C. 5 rooms D. 140 rooms
Solve.Andy wants to buy a refrigerator for $799, a stove for $359, and a dishwasher for $449. Round each cost to the nearest hundred to estimate the total cost.
A. $1400 B. $1700 C. $1600 D. $1500
Add or subtract as indicated. If terms are not like radicals and cannot be combined, so state. Assume all variables represent nonnegative real numbers.-10
+ 6
A. 3
B. -16
C. -4
D. 17