y? = 3x sin x
Solve the differential equation.
y = ?3x cos x + 3sin x + C
Mathematics
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Solve the problem.How many solutions does the equation cos 4x = 0.95 - x2 have?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Express the given function as a composite of functions f and g such that y = f(g(x)).y = (-2x - 17)2
A. f(x) = x2, g(x) = -2x - 17 B. f(x) = (-2x)2, g(x) = -17 C. f(x) = -2x - 17, g(x) = x2 D. f(x) = -2x2, g(x) = x - 17
Mathematics
Find the formula for df-1/dx.f(x) = x5/7
A. x7/5
B. 
x-2/7
C. x-2/5
D. 
x2/5
Mathematics
Tell whether the graph of the function opens up or down.P(x) = (x - 2)2 + 5
A. up B. down
Mathematics