Find the foci of the ellipse. +  = 1

A. (-4, 4), (12, 4)
B. (4, -4), (4, 12)
C. (4, -2), (4, 10)
D. (4, -6), (4, 14)


Answer: B

Mathematics

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Calculate the number of subsets and the number of proper subsets for the set.

A. 128; 129 B. 128; 127 C. 127; 126 D. 64; 65

Mathematics

Determine the slope and y-intercept for the equation.x = -1

A. slope: m = -1; y-intercept: b = 0 B. slope: m = 0; y-intercept: b = -1 C. slope: m is undefined; no y-intercept D. slope: m is undefined; y-intercept: b = -1

Mathematics

Divide and simplify.

A.
B.
C. y9
D.

Mathematics

Find the mistake, then find the correct answer.line 1   x2 - 6x = 16line 2 x2 - 6x + 9 = 16 + 9line 3   (x - 3)2 = 25line 4 x - 3 = line 5 x - 3 = 5 line 6 x - 3 + 3 = 5 + 3 line 7 x = 8

What will be an ideal response?

Mathematics