Solve.Is it possible to find a Maclaurin expansion for f(x) = x3/2? Explain.
A. Yes, the function has derivatives of all orders at
B. No, the second-order and higher derivatives for this function are not defined at
Answer: B
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Rationalize the denominator and simplify. Assume that all variables represent positive real numbers.
A.
B.
C.
D.
Use a system of linear equations to solve the problem.The Family Fine Arts Center charges $25 per adult and $14 per senior citizen for its performances. On a recent weekend evening when 497 people paid admission, the total receipts were $8707. How many who paid were senior citizens?
A. 249 senior citizens B. 159 senior citizens C. 248 senior citizens D. 338 senior citizens
The letters r and ? represent polar coordinates. Write the equation using rectangular coordinates (x, y).r = 1 + 2 sin ?
A. x2 + y2 = + 2x
B. x2 + y2 = + 2y
C. = x2 + y2 + 2x
D. = x2 + y2 + 2y
Graph the quadratic function using its vertex, axis of symmetry, and intercepts.f(x) = -x2 - 2x + 3
A. vertex (-1, -4)
intercepts (1, 0), (- 3, 0), (0, -3)
B. vertex (1, 4)
intercepts (-1, 0), (3, 0), (0, 3)
C. vertex (1, -4)
intercepts (-1, 0), (3, 0), (0, -3)
D. vertex (-1, 4)
intercepts (1, 0), (- 3, 0), (0, 3)