KevinOrr
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 Kevin Orr
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Questions Answered

KevinOrr:
Consider the unbalanced equation KClO3 > KCl + O. How many grams of KClO3 are required to produce 33.2 L of O2 at 33.5°C and 790. mm Hg? U…
 updated 3 months ago
 1 reply
 No Medals Yet
Mathematics

DRich222:
Working on the Newton approximation for the root of a polynomial. (PS2, Question 3) Anyone have any hints regarding what the answer space I…
 updated 3 months ago
 4 replies
 No Medals Yet
Mathematics

Niall:
This isn't really a chemistry problem, but here it is anyway
You are digging a hole in your backyard when you see a piece of fossilized …
 updated 3 months ago
 1 reply
 No Medals Yet
Mathematics

dongbae:
g(x) = integral(1 to x) 1/(t^3 + 1)dt
 updated 4 months ago
 7 replies
 1 Medal
Mathematics

Cristae91:
divide: (will draw out)
…
 updated 4 months ago
 5 replies
 No Medals Yet
Mathematics

KevinOrr:
How can you find ∫ln(2x²) dx without using integration by parts (i.e. ∫1·ln(2x²) dx)?
 updated 4 months ago
 3 replies
 1 Medal
Mathematics

Torrie11:
(x3 + 3x2 + x + 1) + (2x3  2x2  2x + 2)
 updated 9 months ago
 2 replies
 No Medals Yet
Mathematics

Loujoelou:
Logarithm Help Needed, writing question below
 updated 9 months ago
 6 replies
 1 Medal
Mathematics

hockeyrules:
sin x cos x/sec x + csc x = sin x/csc x
Prove the identity
 updated 9 months ago
 12 replies
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Mathematics

KevinOrr:
Please ignore
\[\begin{align}
…
 updated 9 months ago
 2 replies
 No Medals Yet
Mathematics

uri:
Stats help
Q.From five boys & 4 girls a committe of 5 is to be formed.In how many ways can this be done to include atleast one girl.
 updated 9 months ago
 73 replies
 3 Medals
Mathematics

KevinOrr:
Find the sum of all solutions to the following equation over the domain \([0,2\pi]\)\[
\sin\theta\cos\theta\tan\theta+\cos\theta\tan\theta…
 updated 9 months ago
 3 replies
 4 Medals
Mathematics

KevinOrr:
Compute \[\sin(15^{\Large\textrm{o}})\cdot\sin(22.5^{\Large\textrm{o}})\cdot\sin(67.5^{\Large\textrm{o}})\cdot\sin(75^{\Large\textrm{o}})\]
 updated 9 months ago
 10 replies
 2 Medals
Mathematics

wouterdebakker:
In a for the purpose of this question irrelevant physics exercise I end up needing to derive the following function to t:
L_1*sin(theta)…
 updated 9 months ago
 9 replies
 No Medals Yet
Mathematics

catsarecool1995:
1. The vertices of triangle STU are S(1, 2), T(5, 2), and U(1, 4). Find the coordinates T’’ of the image of triangle STU after a compositi…
 updated 9 months ago
 4 replies
 1 Medal
Mathematics

Thatyoungbuttercup:
I need help guys please!!!!!!!
How can you graph a multiplication problem on a graph?
 updated 9 months ago
 10 replies
 1 Medal
Mathematics

HELPFOARMYLUV123:
does order matter?
A theater company with 9 actors is putting on a play that has 3 roles. In how many different ways can the director assig…
 updated 9 months ago
 4 replies
 1 Medal
Mathematics

iqrayasin:
in a party, each member invited takes a number to be served. if the first member took the number 32 and he last member took number 520. How …
 updated 9 months ago
 21 replies
 1 Medal
Mathematics

KevinOrr:
Find the determinant:
\[\left\vert
…
 updated 9 months ago
 37 replies
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Mathematics

ashleyjade:
word problem help please? (anyone above geometry)
 updated 9 months ago
 5 replies
 1 Medal
Mathematics

ashleyjade:
word problem anyone?
 updated 9 months ago
 5 replies
 1 Medal
Mathematics

vcostv:
3(a + b) = 3a + 3b is an example of which algebraic property?
Distributive Property
…
 updated 9 months ago
 2 replies
 1 Medal
Mathematics

boorad:
The Golden Gate, located in San Francisco, California , is the tallest bridge in the world, with its tower extending 746 feet above the wate…
 updated 9 months ago
 4 replies
 No Medals Yet
Mathematics

Nogarenshi:
Is there a function of two variables whose z=0 level curve consists of the circles x^2+y^2=4 and x^2+y^2=10? If so, what is an example? If n…
 updated 9 months ago
 7 replies
 1 Medal
Mathematics

Nogarenshi:
Can anyone isolate y?
2y(x^2)+7x(y^2)=408
 updated 9 months ago
 19 replies
 3 Medals
Mathematics

catsarecool1995:
Which rotation about point P maps C to H?
(file attached)
 updated 9 months ago
 4 replies
 1 Medal
Mathematics

abbyclairee:
If parallelogram JKLM is rotated 270° clockwise around the origin, what are the coordinates of the endpoints of the side congruent to side J…
 updated 9 months ago
 10 replies
 1 Medal
Mathematics

TachiHere:
Find y' and y''
y=e^9e^x
…
 updated 9 months ago
 4 replies
 1 Medal
Mathematics

ssanc27:
AB is parallel to CD. If the slope of AB is 3, what is the slope of CD?
 updated 9 months ago
 3 replies
 No Medals Yet
Mathematics

ashleyjade:
what property would 2*5*y=y*5*z be?
1. symmetric 2. transitive 3. associative property of mult. 4. communitive property of mult.
 updated 9 months ago
 13 replies
 3 Medals
Mathematics
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