Sunday
December 8, 2013

# Posts by peter

Total # Posts: 733

Math
Write the standard form of the quadratic function that has the indicated vertex and whose graph passes through the given point. Vertex: (-2, 5) Point: (0, 9)

Grammer
Is this grammatically correct? However, through influence by Lord Henry Wotton with his words, “Don’t squander the gold of your days, listening to the tedious, trying to improve the hopeless failure, or giving away your life to the ignorant, the common, and the vulga...

Grammer
Is this sentence grammatically correct? In the novel, Picture of Dorian Gray, by Oscar Wilde, the character Dorian Gray conveys the idea that influence eventually forces people to become another person and make decisions that are aberrations.

Pre-Calculus
I need help sketching the graph of a piecewise function. f(x) = { x² if |x|≤1, -x² if |x|>1

history
He vowed to punish all countries sponsoring terrorism

Pre-Calculus
How do I find the minimum or maximum of this y = 2x³ + 3x² - 12x? It makes 2 curves.

Pre-Calculus
Determine the open intervals on which the function is increasing, decreasing, or constant. f(x) = 3 f(x) = x^(2/3) f(x) = -x^(3/4)

Pre-Calculus
Determine whether the equation represents y as a function of x. |y| = 4 - x If I plug in 5, then I get -1, but it also means 1. Does that mean y has 2 values which means that it is not a function?

Pre-Calculus
Which sets of ordered pairs represent functions from A to B? Explain. A = {a, b, c} and B = {0, 1, 2, 3} A. {(a, 1), (c, 2), (c, 3), (b, 3)} B. {(a, 1), (b, 2), (c, 3)} C. {(1, a), (0, a), (2, c), (3, b)} D. {(c, 0), (b, 0), (a, 3)} I narrowed it down to either B or C, but I&#...

Math
Write the first four terms of the sequence defined by the recursion formula. a1 = 6 and an = 3an-1 for n ≥ 2

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