Solve the problem.Suppose that = -4. Find and .

A. -12; 4
B. -12; - 
C. -1; -4
D. 3; 4


Answer: A

Mathematics

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Solve the problem.For what value of r does the infinite series 1 + 5r + 7r2 + 5r3 + r4 + 5r5 + 7r6 + 5r7 + r8 + . . . converge?

A. |r| < 
B. |r| < 6
C. |r| < 
D. |r| < 1

Mathematics

Find the indefinite integral. ?

What will be an ideal response?

Mathematics

Find the equation of the parabola whose vertex and focus are shown.

A. (y - 3)2 = 2(x + 1) B. (y - 3)2 = 20(x + 1) C. (x - 3)2 = 20(y + 1) D. (x - 3)2 = 2(y + 1)

Mathematics

Solve for the variable. + 4 = x + 0

A. x = -4
B. x = -4, x =  
C. x = 2, x = 8
D. x = 8

Mathematics