Algebra 2 midterm

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Factor the following:

• (7x+3)(7x-3)

• (3x-7)(3x-7)

• (3x+7)(3x-7)

• (9x+49)(x-1)

Factor:

Linear function k has a zero of -2 and a y-intercept of 6. Which graph best represents k?

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An online game increases in number of users at a rate of 500 users each day. Which graph best represents the relationship between y, the number of users, and x, the number of days?

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Simplify the rational function

• 1/(3x)

• 3x(x + 1)

• 3x

• (x + 1)

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Solve -2x² + 4x = 9

using the quadratic formula.

• (2 - i√14)/2 ,

  (2 + i√14)/2

• (2 - i√-56)/2 ,

  (2 + i√-56)/2

• (2 - i√-14)/2 ,

  (2 + i√-14)/2

• (2 - √14)/2 ,

  (2 + √14)/2

*Use the quadratic formula to solve

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