December 2010 SAT Math

<p>@Ge it’s probably (9,10) for the y=a(x-5)^2+b one.</p>

<p>What was the answer for the x^2-x-6=0 one?</p>

<p>I put AP< BC. Does anybody agree with me?</p>

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<p>For the 62 and 74, the answer choices all had absolute values in them, and they were like equal to 68, less than/equal to 68, greater than/equal to 68 etc. Sorry I don’t remember anything else about the question. Also, why would 5.7 not work?</p>

<p>I second this question: What was the question with grid-in 1320?</p>

<p>Did people who had this question also have the questions about like what the value of A was (7) and the question with the slope (answer was 4)??</p>

<p>^^Oh, that one! Absolute value of h-68 is less than or equal to 6.</p>

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<p>Nope, AP<AC. Sorry.</p>

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<p>It’s (9,10) for sure. I used the first derivative test to figure it out. Not too sure how you’d do it without calculus.</p>

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<p>Rectangular prism with integral side lengths. One face has SA=120, another face has SA=110. Find one possible volume.</p>

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<p>Factor it and it’s >0. So (x+2)(x+3)>0.</p>

<p>@314159265</p>

<p>it was for pilot height restrictions</p>

<p>answer was like |x-68|<= 6</p>

<p>I thought it had to be </p>

<p>AP < AC because AC was the diagonal, which is the longest line
you can draw in rectangle ABCD</p>

<p>What did people put for the Cylinder question
where the radius is 6 and you draw point R in the lower base that is 6 units
from the center of the base, Q.
was that Root 136 or something like that?</p>

<p>guysssss. the 4-x>0 equation one???</p>

<p>anyone on the cylinder question?</p>

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<p>What letter was that?</p>

<p>does anybody remember the question with two circles of radius 1 tangent to a big circle of radius 3 and you had to find the distance between the centers of the two little circles… i put 4sqrt(2)</p>

<p>@pink x>-3 and x<4, so -2, -1, 0, 1, 2, 3 –>6</p>

<p>@ApTester</p>

<p>it was the rectangle with a 120 area face and a 110 area face</p>

<p>i got 11<em>12</em>10 = 1320</p>

<p>pianoman429: i can confirm 4sqrt2 is the answer</p>

<p>@social i got sqrt of 136 for the cylinder one</p>

<p>@socalisgood</p>

<p>10^2+6^2=x^2</p>

<p>so sqrt(136)</p>

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<p>6 integers.</p>

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<p>If this is the PR length, it’s sqrt(136).</p>

<p>did anyone have this question appear on their test</p>

<p>How many integers satisfy the following</p>

<p>|x| < 5
|x| > 3</p>

<p>did anyoneget 25 for the grid in section for math? for the baamboo stick question</p>

<p>Was it 9 triangles can fit into the triangle with height 12 if the other triangles are height 4?</p>