Find the vertex of the parabola.f(x) = 1.8 - 0.8x + 0.2x2

A. (2, 1)
B. (2, -1)
C. (-2, 1)
D. (0, 0)


Answer: A

Mathematics

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Solve the problem.The mathematical model C = 500x + 60,000 represents the cost in dollars a company has in manufacturing x items during a month. Based on this model, how much does it cost to produce 700 items?

A. $350,000
B. $
C. $120
D. $410,000

Mathematics

Solve the equation. First simplify the expression by combining like terms.5(y + 3) = 6(y - 5)

A. {15} B. {-15} C. {45} D. {-45}

Mathematics

Find the unit price.Find which is the better buy (lower cost per ounce) by finding each unit price rounded to three decimal places if necessary. Assume that different sizes of the same brand are being compared.Frozen orange juice: $3.15 for 14 ounces$1.8 for 8 ounces

A. $3.15 for 14 ounces B. $1.8 for 8 ounces C. Both cost the same per ounce.

Mathematics

Find the prime factorization of the number. If possible, write the answer two ways: with and without exponents.294

A. 2 ? 3 ? 7 B. 2 ? ? 7 ? 7 ? 7 or 2 ? 73 C. 2 ? 3 ? 7 ? 7 or 2 ? 3 ? 72 D. 2 ? 3 ? 7 ? 7 ? 7 or 2 ? 3 ? 73 

Mathematics