Homework Help: Algebra

Posted by lizzie on Sunday, August 7, 2011 at 6:17pm.

1. Given g(x) = x^2 -x, find g (2/3).
Answer- -2/9

2. The scatterplot of this data would suggest a
Study Time
(Min)
14 20 23 25 28 32
Test Score
60 67 68 70 72 73
Answer- positive correlation

3. The scatterplot of this data would suggest a
# of cookies consumed each week
1 3 4 5 7 10
Weight Loss
6 5 5 4 1 0
Answer-inverse correlation

4. Compare the quantity in Column A with the quantity in Column B
Column A
y-intercept of
3x + y = -3

Column B
y-intercept of
4y - 12 = 5x
Answer- The relationship cannot be determined on the basis of the information supplied.

5. Solve the equation -5x + 7 = 42
Answer- -7

6. Evaluate the absolute value expression |6 - 4|
Answer- 2

Algebra - bobpursley, Sunday, August 7, 2011 at 6:53pm
4. I would like to see the other answer choices. one intercept is -3, the other 3.
Algebra - lizzie, Sunday, August 7, 2011 at 7:00pm
Answers for #4
a. The quantiy in Column A is greater
b. The quantity in Column B is greater
c. The two quantities are equal
d. the relationship cannot be determined on the basis of the information supplied.

Are the rest of them correct
Algebra - bobpursley, Sunday, August 7, 2011 at 7:48pm
take a look at answers a, and b. I dont remember which was 3. 3>-3

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