Find all real numbers that satisfy the equation. Round approximate answers to 2 decimal places.3 = 5 cos(x) + 2
A. 0.98 + 2k? or 5.30 + 2k? where k is any integer
B. 1.37 + k? or 4.91 + k? where k is any integer
C. 1.37 + 2k? or 7.65 + 2k? where k is any integer
D. 1.37 + 2k? or 4.91 + 2k? where k is any integer
Answer: D
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Solve.A high school graduating class is made up of 384 students. There are 78 more girls than boys. How many boys are in the class?
A. 153 boys B. 78 boys C. 231 boys D. 384 boys
Graph the linear equation.y = 
x - 4
A. 
B. 
C. 
D. 
Solve the problem.How many different license plates can be made using 2 letters followed by 4 digits selected from the digits 0 through 9, if neither letters nor digits may be repeated?
A. 1,965,600 B. 68,250 C. 6,760,000 D. 3,276,000
Solve the problem.Ms. Clark bought a house five years ago for $185,000. Today it is valued at $175,000. Find the percent decrease in value of the house.
A. 5.7% B. 94.6% C. 5.4% D. 1750%