IsTim
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Questions Answered

IsTim:
Group Title
An ore contains 39.2 % of the mineral rutile, TiO 2, which is a source of the element Ti. How much ore must be processed in order to obtain …
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

gneyweny:
Group Title
X+Y+2=36
4X+2Y+Z=71
6X+5Y+4Z=85 can someone help me solve this equation? I NEED help. Anyone
 updated one year ago
 32 replies
 2 Medals
Mathematics

gneyweny:
Group Title
X+Y+2=36
4X+2Y+Z=71
6X+5Y+4Z=85 can someone help me solve this equation? I NEED help. Anyone?
 updated one year ago
 5 replies
 No Medals Yet
Mathematics

thatboywiththenose:
Group Title
Check all that apply.
A.
…
 updated one year ago
 5 replies
 No Medals Yet
Mathematics

desiboyfromjungle:
Group Title
identify the graph of the equation x^2 + 3xy + 2y^2  3x + 2y + 10 = 0, then find out the theta, and angle of rotation..*can yuu help me ste…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

justinvelarde:
Group Title
Christianity played such a large role in the Byzantine Empire that even the emperor was seen as a priestking, overseeing both religious and…
 updated one year ago
 7 replies
 1 Medal
Mathematics

BlackLai:
Group Title
Choose the correct simplification of the expression (3x)4.
Need help understanding this.
 updated one year ago
 80 replies
 2 Medals
Mathematics

tahaliece:
Group Title
Solve using substitution:
2x + y = 3
…
 updated one year ago
 7 replies
 1 Medal
Mathematics

gabriel4031:
Group Title
Which of the following classes has a ratio of girls to total students of 7 : 10? A. class with 3 boys and 7 girlsB. class with 7 boys and 3 …
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

IsTim:
Group Title
Simplify g(x+3) when g(x)=x^22x+1
 updated one year ago
 7 replies
 1 Medal
Mathematics

Ammarah:
Group Title
how do u know when to use sin and cos?
 updated one year ago
 38 replies
 2 Medals
Mathematics

AdeyNyx:
Group Title
You start out with $20 and then spend money in a store where every item is $3. Y = 3x + 20. Use your graph for problem to predict the answe…
 updated one year ago
 2 replies
 1 Medal
Mathematics

IsTim:
Group Title
Simple dimensional analysis: To cancel out "s" in J/S, do I multiply or divide J/s by s? s in both cases are the same.
 updated one year ago
 12 replies
 No Medals Yet
Mathematics

OutSpoken:
Group Title
what is the solution to the following system
y=1/2x+3
x=15y
 updated one year ago
 3 replies
 2 Medals
Mathematics

erin512:
Group Title
Compare the equation for a line through the origin, y = mx, to the equation Fc=mv^2/r and explain what the slope of the graph of Fc vs. v^2 …
 updated one year ago
 7 replies
 1 Medal
Mathematics

ren5:
Group Title
The 48 kg student on skates pushes the 40 kg student on skates. The 40 kg student accelerates at 3.0 m/s2. What is the acceleration of the 4…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

DLS:
Group Title
Let C be the circle with centre(0,0) ,radius=3units..The eq.of locus of midpoints of the chords of the circle that substend an angle 2pi/3 a…
 updated one year ago
 30 replies
 2 Medals
Mathematics

binarymimic:
Group Title
prove if possible
(cos x)^n <= cos (nx) if 0 <= x <= pi/2 and 0 < n < 1
 updated one year ago
 16 replies
 1 Medal
Mathematics

ctmusicgirl7:
Group Title
How do I isolate the x in y = 4x  x^2?
 updated one year ago
 29 replies
 4 Medals
Mathematics

twitter:
Group Title
Show that the line that joins one vertex of a parallelogram to the midpoint of an opposite side trisects the diagonal.
 updated one year ago
 13 replies
 No Medals Yet
Mathematics

joyflow:
Group Title
PLZ HELP MEDAL WAITING FOR YU
Which of the following is a correct statement about the events of the cell cycle?
A)Little happens during th…
 updated one year ago
 8 replies
 2 Medals
Mathematics

sar12:
Group Title
Sea stars living in the waters of a rocky shoreline must adapt to in order to survive? Sea stars do not adapt to the
a. rising salinity of…
 updated one year ago
 13 replies
 1 Medal
Mathematics

undeadboss:
Group Title
Explain the role of weathering in the development of karst topography. Discuss the environmental conditions under which karst topography i…
 updated one year ago
 7 replies
 2 Medals
Mathematics

OtherTims:
Group Title
What is the simplified form of the expression 8√v^2 − √v^4 − √9v^2 + √16v^4 ?
Answer Options:
15v^2 + 11v…
 updated one year ago
 13 replies
 1 Medal
Mathematics

JesusMP:
Group Title
Find the point on the terminal side of θ = pi/4 that has an x coordinate of 2. Show your work for full credit.
…
 updated one year ago
 2 replies
 2 Medals
Mathematics

ebonyisaiah:
Group Title
how does meiosis create genetic diversity for natural selection to operate?
 updated 2 years ago
 5 replies
 No Medals Yet
Mathematics

IsTim:
Group Title
if the solution changes colours, are the chemicals soluble?
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

RuSSian1909:
Group Title
A certain 5pound bag of flour costs $1.75. What is the cost in cents per ounce? I need to know how to work this out..im so lost. and ppl r …
 updated 2 years ago
 27 replies
 2 Medals
Mathematics

xeenaB:
Group Title
can anyone help me plzz???
On a school map, the points (7, 2), (7, 4), (1, 2), and (1, 4) represent the four corners of a sand park.…
 updated 2 years ago
 6 replies
 2 Medals
Mathematics

shun:
Group Title
how can we derive thew formula for half angle for tangent.. pls help..
 updated 2 years ago
 16 replies
 1 Medal
Mathematics
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