Find a rectangular equation for the plane curve defined by the parametric equations.x = et, y = e2t, for t in (-?, ?)
A. x = ln y
B. y = ln x
C. y = x2
D. y = 2x
Answer: C
Mathematics
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Solve the problem.For what value of r does the infinite series 1 + 4r + r2 + 4r3 + r4 + 4r5 + r6 + . . . converge?
A. |r| < 1
B. |r| < 
C. |r| < 2
D. |r| < 4
Mathematics
Divide. Write the answer in lowest terms and as a whole or mixed number where possible.28 ÷ 
A. 21
B. 37
C. 
D. 7
Mathematics
Find the triple scalar product (u x v) ? w of the given vectors.u = 4i + 2j - k; v = 8i + 8j - 7k; w = 10i + 3j - 6k
A. -96 B. -8 C. -105 D. -144
Mathematics
Solve the problem.Suppose that f and g are continuous and that 
and 
A. 2 B. -2 C. 14 D. -14
Mathematics