Eliminate the parameter to express the parametric equations as a single equation in x and y.x = 7 cos t, y = 7 sin t
A. x2 - y2 = 7
B. x2 - y2 = 49
C. x2 + y2 = 7
D. x2 + y2 = 49
Answer: D
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Determine whether the series is absolutely convergent, conditionally convergent, or divergent.
 Figure 3.png)
Graph the quadratic function using its vertex, axis of symmetry, and intercepts.f(x) = x2 - 6x + 8
A. vertex (3, 1)
intercepts (4, 0), (2, 0), (0, -8)
B. vertex (-3, -1)
intercepts (-4, 0), (- 2, 0), (0, 8)
C. vertex (3, -1)
intercepts (4, 0), (2, 0), (0, 8)
D. vertex (-3, 1)
intercepts (-4, 0), (- 2, 0), (0, -8)
Discuss the symmetry of the graph of the polynomial function.f(x) = x7 - x
A. Symmetric about y-axis B. None C. Symmetric about origin D. Symmetric about x-axis
Simplify the expression.54
A. Exponent: 5, base: 4 B. Exponent: 4, base: 54 C. Exponent: 1, base: 54 D. Exponent: 4, base: 5