Simplify the expression.
A. sin x
B. sin x - 1
C. sin x + 1
D. cos2 x
Answer: B
Mathematics
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Solve.If V stands for the volume of an ideal gas, then V = 
, where n is the number of moles of the gas, R is the universal gas constant, T is the temperature, and P is the pressure. Find an expression for the quotient of V divided by R, and simplify.
A. 
B. 
C. 
D. 
Mathematics
Suppose the point (2, 4) is on the graph of y = f(x). Find a point on the graph of the given function.y = 3f(x)
A. (5, 2) B. (2, 6) C. (2, 12) D. (6, 4)
Mathematics
Perform the indicated operations and simplify the result. Leave the answer in factored form.
? 
A. 
B. 
C. 
D. 
Mathematics
Decide if the given number is a solution to the given equation.
= 
; 42
A. No B. Yes
Mathematics