Find all solutions to the equation in the interval [0, 2?).cos x = sin 2x
A. 
, 
B. 0, ?
C. 
, 
, 
, 
D. 0, 
, 
, ?
Answer: C
Mathematics
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Solve the problem by integration.Find the area bounded by 
y = 0, x = 1, and x = 3. Round to the nearest hundredth.
A. 0.76 B. 7.17 C. 9.18 D. 0.6
Mathematics
Solve the problem.A spotlight has a parabolic cross section that is 6 ft wide at the opening and 2.5 ft deep at the vertex. How far from the vertex is the focus? Round answer to two decimal places.
A. 0.21 ft B. 0.52 ft C. 0.90 ft D. 0.26 ft
Mathematics
Find the zero of the function f.f(x) = 
x
A. 6 B. -6 C. 0 D. Does not exist
Mathematics
Assume that x, y, and d are positive numbers. Use the properties of logarithms to write the expression 
in terms of the logarithms of x and y.
a. 
b. 
c. 
d. 
e. 
Mathematics