eQuizShow

alg2

Factoring

Question: Factor: 3x2 + x
Answer: x(3x + 1)

Question: y2 - 9
Answer: (y - 3)(y + 3)

Question: X2 - 14X - 32
Answer: (X - 16)(X + 2)

Question: 2X2 - 5X - 3
Answer: (X - 3)(2X + 1)

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Rational Expressions

Question: What value of x would make the following fraction undefined?
1⁄(x-2)
Answer: x = 2

Question: Combine:
1⁄x + 1⁄2
Answer: (2 + x)⁄2x

Question: Simplify:



Answer: xy2

Question: Simplify:


Answer: (x - 1)
x

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Equations

Question: 2x + 6 = -10
Answer: x = -8

Question: x2 - 3x + 4 = 0
Answer: x = 4, x = -1

Question: 3(2 - x) = 8(x - 2)
Answer: x = 2

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Answer: x = 3

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Formulas

Question: What is the formula for product and sum of the roots of a quadratic equation?
Answer: sum = -b/a

product = c/a

Question: What is the discriminant formula?
Answer: Discriminant = b2 - 4ac

Question: What is the quadratic formula?
Answer:

Question: What is the formula for writing an quadratic equation knowing its sum and product?
Answer: x2 - (sum)x + product = 0

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Others

Question: What is the imaginary unit?
Answer: i = square root of -1

Question: Simplify square root 32
Answer: 4 square root 2

Question: simplify: i14
Answer: 1

Question: What is the LCD for 3x, 4x2y, and 2y3
Answer: 12x2y3

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