ERROR in the 2007-2007 ACT prep booklet

Test Preparation ACT Preparation
1

<p>Math Pg 33, #56</p>

<p>Isnt the answer F?</p>

2

<p>no it's 2, 1+1=2, sin and cos both positive</p>

3

<p>but i kept getting -1 and 1 so -1+1=0</p>

4

<p>What's the problem?</p>

5

<p>Did anyone find a problem with number 57 in the mat hfrom the test booklet?</p>

<p>My daughter got -8 and I think she is right.</p>

6

<p>no, it's not =-8....so y=\sqrt{7x+b}, and y^2-7x=b, so 6^2-7(4)=8, so A...</p>