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Ma 105 Week 2 Assignment

  • Date Submitted: 10/21/2016 10:59 PM
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MA 105 Week 2 Assignment
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MA 105 Week 2 Assignment


Question 2

Complete the table.   Use the resulting solution points to sketch the graph of the equation.





Answer:
5 points
Question 3

Graphically estimate the x- and y- intercepts of the graph:
y = x3 – 9x
x-intercept: (±3,0),(0,0)
y-intercept: (0,0)
x-intercept: (3,0),(0,0)
y-intercept: (0,0)
x-intercept: (-3,0),(0,0)
y-intercept: (0,0)
x-intercept: (0,±3),(0,0)
y-intercept: (0,0)
x-intercept (0,3),(0,0)
y-intercept (0,0)
5 points


Question 4

Find the x- and y-intercepts of the graph of the equation
y=49-7x
x-intercept: (7,0)
y-intercept: (0,-7)
x-intercept: (49,0)
y-intercept: (0,7)
x-intercept: (-7,0)
y-intercept: (0,-49)
x-intercept: (49,0)
y-intercept: (0,49)
x-intercept: (7,0)
y-intercept: (0,49)
5 points

Question 5

Determine whether the value of x=7 is a solution of the equation:
no
yes
5 points
Answer: NO
Question 6

Solve the equation 8-5x=6





5 points

Question 7

Solve the equation and check your solution.
-2-4x=30
9
-11
-8
7
-10
5 points


Question 8

Solve the equation and check your solution.
5y + 1 = 6y – 5 + 8y
2/3
3/2
6/5
5/6
-2/3
5 points



Question 9

Solve the equation and check your solution.
67x – 24 = 3x + 8(8x-3)
3
67
-3
-67
All real numbers
5 points


Question 10

Solve the equation and check your solution.
10
6
7
9
8
5 points
Answer: 6

Question 11

Solve the equation and check your solution.   (If not possible, explain why.)
2
5
6
4
10
5 points


Question 12

Solve the equation and check your solution.   (If not possible, explain why)
-18
7
11
No solution.   The variable is divided out.
20
5 points


Question 13

Write the quadratic equation in general...

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