Points A and B have coordinates (-3, 5) and (4, -3).

(a) Plot A and B on the grid.

(b) Find AB.

(c) Find the midpoint of AB.




(a)

(b) ?113

(c) (1/2, 1)

Mathematics

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Factor completely. If the polynomial is prime, so state.8x2 + 6xy - 9y2

A. (2x - 3y)(4x + 3y) B. (8x + 3y)(x - 3y) C. (2x + 3y)(4x - 3y) D. prime

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Solve the quadratic equation.7x2 + 10x + 2 = 0

A.
B.
C.
D.

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Solve.The average cost per tape, in dollars, for a company to produce x sports videotapes is given by the functionA(x) =   for x > 0 Graph the function on the interval (0, ?) and complete the following:A(x) ?   as x ? ?.

A.

A(x) ? 20 as x ? ?.
B.

A(x) ? 15 as x ? ?.
C.

A(x) ? 1 as x ? ?.
D.

A(x) ? 0 as x ? ?.

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The graph of the given function is drawn with a solid line. The graph of a function, g(x), transformed from this one is drawn with a dashed line. Find a formula for g(x).f(x) = x2

A. g(x) = (x + 3)2 + 4 B. g(x) = - 2(x + 3)2 + 4 C. g(x) = 2(x - 3)2 - 4 D. g(x) = - 2(x + 3)2

Mathematics