DebbieG
Name:
Debbie G
School:
About:
I'm a part-time adjunct math professor at a branch campus of a major university. I love to teach and talk about Math to those who want to learn. I have 2 sons and a husband, and I enjoy cardmaking and paper crafts. :)
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Questions Answered
ncstate2002:
Group Title
how to use the pythagorean theorem to find the distance form (4, 6) to (-1, -6)
updated 3 months ago
6 replies
1 Medal
Mathematics
stephaniej1:
Group Title
Please help
(Image below)
updated 3 months ago
9 replies
2 Medals
Mathematics
teamakesmepee:
Group Title
hi can anyone help me with this : ) ?
Using the Pythagorean Theorem, which of the triangles shown are right triangles?
…
updated 3 months ago
3 replies
1 Medal
Mathematics
jinxhead20:
Group Title
What is the ratio 28 : 35 written in lowest terms?
A.
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updated 3 months ago
5 replies
1 Medal
Mathematics
Toastbread:
Group Title
3x^2-7x-4=0
A. One rational solution
B. Two rational solution
…
updated 3 months ago
3 replies
No Medals Yet
Mathematics
Power2Knowledge:
Group Title
Solve each equation.
x^2 = 144
updated 3 months ago
7 replies
1 Medal
Mathematics
TammisaurusRex:
Group Title
Can someone help me with this "ambiguous" triangle? Will give medal & fan.
"In the following triangle, find the values of the angles B an…
updated 3 months ago
25 replies
5 Medals
Mathematics
starrboy2131:
Group Title
If y = (x + 3)2, and the value of x=5, what is the value?
updated 5 months ago
6 replies
1 Medal
Mathematics
jamjam1988:
Group Title
find the derivative of (secx+cscx)/cscx
Need step by step I get lost some where just don't know where
…
updated 5 months ago
5 replies
1 Medal
Mathematics
ewel0185:
Group Title
Given and c is a real number, what is the multiplicative inverse of 4c + 5?
updated 5 months ago
3 replies
1 Medal
Mathematics
horsecrazy366:
Group Title
HELP ME
updated 5 months ago
24 replies
4 Medals
Mathematics
ewel0185:
Group Title
Which of the following sets is closed under division?
natural numbers
non-zero integers
…
updated 5 months ago
4 replies
1 Medal
Mathematics
Isaacisbeast123:
Group Title
f(x) = 3x - 7
g(x) = 3x + 8
…
updated 5 months ago
6 replies
No Medals Yet
Mathematics
cutestpearl:
Group Title
in how many ways can 9 students be exactly divided into 3 teams .
updated 5 months ago
18 replies
1 Medal
Mathematics
Dartz526:
Group Title
Will reward medal (if told how). Prove the identity: tan^2(x) - sin^2(x) = tan^2(x) * sin^2(x) using the following "reasons". Step 1: "This …
updated 5 months ago
11 replies
1 Medal
Mathematics
xJokerJonnyx:
Group Title
Use any method to solve the equation over the interval [0,2pi). Express solutions to the nearest hundredth cos2x-cosx=0
updated 5 months ago
14 replies
No Medals Yet
Mathematics
Dee_123:
Group Title
Please Help!!!!
Write an inequality with a solution of x < -7 that you solve in 2 or more steps
updated 5 months ago
1 reply
1 Medal
Mathematics
macabbey101:
Group Title
PLEASE PLEASE HELP ME FAST! I WILL GIVE MEDALS :)
What value of K solves this equation?
…
updated 5 months ago
1 reply
3 Medals
Mathematics
claudia_:
Group Title
If cosx=y, find sin(x-pi/2)
updated 5 months ago
5 replies
No Medals Yet
Mathematics
erielle:
Group Title
A number decreased by negative three is equal to -40. Write an equation and find the number.
updated 5 months ago
6 replies
No Medals Yet
Mathematics
PLEASEHELPMEsd123:
Group Title
Simplify the expression
http://media.education2020.com/evresources/646-09-03-00-00_files/i0100000.jpg
…
updated 5 months ago
3 replies
1 Medal
Mathematics
Whizzkidd23Notreally:
Group Title
What is the exponent for x when the radical ^3√x^18 is simplified completely?
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updated 5 months ago
3 replies
No Medals Yet
Mathematics
Yantz15:
Group Title
Write and simplify the equation you would use to solve the problem below.
You spend $77 shopping. You buy some shirts at $12 each, and sp…
updated 5 months ago
5 replies
No Medals Yet
Mathematics
Help_needed_cudi:
Group Title
30. Solve the following quadratic equation: 2x2 + 4x –6 = 0 Using the quadratic formula:
updated 5 months ago
10 replies
1 Medal
Mathematics
manguitar:
Group Title
Without drawing the graph of the equation, determine how many points the parabola has in common with the x-axis and whether its vertex lies …
updated 5 months ago
7 replies
1 Medal
Mathematics
Help_needed_cudi:
Group Title
25. You have $25. A box of candy costs $1.75.
a. Write an inequality to express the relationship between the number of boxes of candy you c…
updated 5 months ago
10 replies
1 Medal
Mathematics
Ell:
Group Title
Help Pwease :) Shanks! Find out how long it takes a $3300 investment to earn $300 interest if it is invested at 7% compounded quarterly. Rou…
updated 5 months ago
2 replies
No Medals Yet
Mathematics
.hi.im.bob:
Group Title
Select the algebraic equation that correctly represents the given sentence.
Jane currently has $3,360 in her savings account. Prior to ge…
updated 5 months ago
1 reply
No Medals Yet
Mathematics
student1988:
Group Title
Derivative of e^(x ln b)
Can someone show the steps how they got b^x ln(b)
…
updated 5 months ago
6 replies
1 Medal
Mathematics
chanaen_reealthaang:
Group Title
4x+y=1
updated 5 months ago
1 reply
No Medals Yet
Mathematics
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