Solve the problem.Find an equation of the tangent to the curve f(x) = 2x2 - 2x + 1 that has slope 2.
A. y = 2x + 1
B. y = 2x + 2
C. y = 2x
D. y = 2x - 1
Answer: D
Mathematics
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The amount A, in grams, of one radioactive substance remaining after t years is given by 
.
The amount B, in grams, of a second radioactive substance remaining after t years is given by 
.
When will the amounts remaining of each be the same? Round your answer to two decimal places if necessary.
?
A. After 3.01 years
B. After 14.14 years
C. After 0.46 years
D. After 15.23 years
Mathematics
Calculate the double integral.
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Mathematics
Factor and simplify the expression.1 - 2 sin2x + sin4x
A. (1 + tan2x) B. (1 -sin2x) C. sin2x D. cos4x
Mathematics
Use the accompanying graph of y = f(x) to sketch the graph of the indicated equation.y = - 
f(x)
A. 
B. 
C. 
D. 
Mathematics