Find the equation of the axis of symmetry of the parabola.y = 10x2 - 180x + 813

A. x = 9
B. x = -3
C. x = 3
D. x = 0


Answer: A

Mathematics

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Simplify.

A.
B.
C.
D.

Mathematics

Solve the problem.Mrs. White wants to crochet hats and afghans for a church fundraising bazaar. She needs 8 hours to make a hat and 2 hours to make an afghan, and she has no more than 58 hours available. She has material for no more than 14 items and no more than 10 afghans. The bazaar will sell the hats for $23 each and the afghans for $5 each. How many of each should she make to maximize the income for the bazaar? What is the maximum income?

A. 7 hats, 7 afghans; $196 B. 10 hats, 4 afghans; $250 C. 9 hats, 5 afghans; $232 D. 5 hats, 9 afghans; $160

Mathematics

Use the given conditions to write an equation for the line in the indicated form.Passing through (3, 4) and parallel to the line whose equation is ;point-slope form

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

Mathematics

Find the center, transverse axis, vertices, foci, and asymptotes of the hyperbola.(x + 3)2 - 16(y - 3)2 = 16

A. center at (-3, 3)
transverse axis is parallel to x-axis
vertices at (-4, 3) and (-2, 3)
foci at (-3 - , 3) and (-3 + , 3)
asymptotes of y - 3 = - 4(x + 3) and y - 3 = 4(x + 3)
B. center at (-3, 3)
transverse axis is parallel to y-axis
vertices at (-3, -1) and (-3, 7),
foci at (-3, 3 - ) and (-3, 3 + ),
asymptotes of y + 3 = - 4(x - 3) and y + 3 = 4(x - 3)
C. center at (3, -3)
transverse axis is parallel to x-axis
vertices at (-1, -3) and (7, -3)
foci at (3 - , -3) and (3 + , -3)
asymptotes of y + 3 = - (x - 3) and y + 3 = (x - 3)
D. center at (-3, 3)
transverse axis is parallel to x-axis
vertices at (-7, 3) and (1, 3)
foci at (-3 - , 3) and (-3 + , 3)
asymptotes of y - 3 = - (x + 3) and y - 3 = (x + 3)

Mathematics