Solve the equation for exact solutions.4 cos-1 x = ?
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the domain and graph the function.G(t) = 
A. D: (-?, 0) ? (0, ?)
B. D: (-?, ?)
C. D: (-?, 2) ? (2, ?)
D. D: (-?, 2) ? (2, ?)
Mathematics
Solve.In an office building, 18 offices are currently being unrented. This represents 8% of the total units. How many offices are there in the building?
A. 144 offices B. 22.5 offices C. 2250 offices D. 225 offices
Mathematics
Write the sentence as an equation. Let the variable x represent the number.Adding 2 to the product of 4 and a number equals 22.
A. 4x + 2 = 22
B. 4x + 22 = 2
C. 
+ 2 = 22
D. 2x + 4 = 22
Mathematics
Evaluate the expression, if possible.81-5/4
A. - 
B. 
C. 243
D. not a real number
Mathematics