Evaluate the expression.
A. 8
B. -15
C. -2
D. -8
Answer: A
Mathematics
You might also like to view...
Perform the indicated operation and simplify if possible.
A. 
B. 6
C. 6
D. 5
Mathematics
Determine whether the given function is one-to-one. If it is one-to-one, find its inverse.f(x) = 
+ 1
A. f-1(x) = (x - 1)3
B. f-1(x) = x3 - 1
C. f-1(x) = 
- 1
D. f-1(x) = (x + 1)3
Mathematics
Simplify the expression.
A. cot x B. csc x C. tan x D. sec x
Mathematics
Solve the problem. Round to one decimal place if needed.A flagpole casts a shadow of 35 feet. Nearby, a 9-foot tree casts a shadow of 2 feet. What is the height of the flagpole?
A. 630 ft B. 157.5 ft C. 7.8 ft D. 0.5 ft
Mathematics