Mark is playing a matching game to review factoring quadratic trinomials. He is matching the standard form and factored form of different expressions.
Help Mark complete the pairs of expressions.
Drag each expression to the correct location on the image.
Pair A
Pair B
Pair C
(x + 1)(x + 6)
x2 + 5x + 6
x2 + 6x + 5
0x + 1Xx+5)
2 + 7x + 6
(x + 2)x+3)
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2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

The vertex of this parabola is at (-2,-3). when the x-value is -1, the y-value is -5. what is the coefficient of the squared expression in the parabola's equation?

Which equation is equivalent to the given expression? -(1/2y+1/4) a. -1/4(1+2y) b. 1/4(2y-1) c. -2(1/4y-1/8) d. 2(1/8-1/4y)