SOCRATIC
Subjects
Science
Anatomy & Physiology
Astronomy
Astrophysics
Biology
Chemistry
Earth Science
Environmental Science
Organic Chemistry
Physics
Math
Algebra
Calculus
Geometry
Prealgebra
Precalculus
Statistics
Trigonometry
Humanities
English Grammar
U.S. History
World History
... and beyond
Socratic Meta
Ask question
Log in
Sign up
×
Loading...
Joe B. has helped students
times in
Activity
Summary of contribution activity by day
Longest streak: 5 days
1 thank you note
@izzy-h
Izzy H.
Thank you soooooooooooooo much! I thought I got something really wrong in my calculations! Thanks for clarifying it for me!
All the best! (ï¾‰â—•ãƒ®â—•)ï¾‰*:ï½¥ï¾Ÿâœ§
for this
answer
3 months ago
·
Like
Show more
Joe B.
Joe B. joined Socratic 3 months ago. Joe B. hasn't written a biography yet.
2,000 karma
Activity
19 Answers
8 Edits
@joe-b-3
Joe B.
wrote an answer to
How shall I proceed in this sum? If #x=sint# and #y=sin2t#, prove that (i) #(1-x^2)(dy/dx)^2=4(1-y^2)# (ii) #(1-x^2)(d^2(y)/dx^2)-xdy/dx+4y=0#
.
3 months ago
·
Like
@joe-b-3
Joe B.
wrote an answer to
What is the number rounded to the nearest thousand? # 12,543#
.
3 months ago
·
Like
@joe-b-3
Joe B.
wrote an answer to
A) 9.80g of water vapor condenses on a soda can at 100.0Â°C? Given : latent heat of vaporization 2260 J/g latent heat of fusion 334 J/g (i) State the phase change for the above process (ii) Calculate the amount of energy transfer
.
3 months ago
·
Like
@joe-b-3
Joe B.
wrote an answer to
How do you differentiate #f(x) = (sinx)/(1-cosx)# using the quotient rule?
.
3 months ago
·
Like
@joe-b-3
Joe B.
wrote an answer to
When taking a 7 question multiple choice test,where each question has 5 possible answers,it would be unusual to get ...........or more questions correctly by guessing alone?
.
3 months ago
·
Like
@joe-b-3
Joe B.
commented
I thought I was finished, but WolframAlpha disagreed.
https://www.wolframalpha.com/input/?i=d%5E2((x%2B4
)%5E3%2F(x%5E2%2F3+%2B+1))%2Fdx%5E2
I fixed some foolish typos and I think I finally have the correct answer.
on
Is #f(x) =(x+4)^3/(x^2/3+1)# concave or convex at #x=8#?
3 months ago
·
Like
@joe-b-3
Joe B.
updated
the answer to
Is #f(x) =(x+4)^3/(x^2/3+1)# concave or convex at #x=8#?
.
3 months ago
·
Like
@joe-b-3
Joe B.
commented
Whew... done!
on
Is #f(x) =(x+4)^3/(x^2/3+1)# concave or convex at #x=8#?
3 months ago
·
Like
@joe-b-3
Joe B.
updated
the answer to
Is #f(x) =(x+4)^3/(x^2/3+1)# concave or convex at #x=8#?
.
3 months ago
·
Like
@joe-b-3
Joe B.
updated
the answer to
Is #f(x) =(x+4)^3/(x^2/3+1)# concave or convex at #x=8#?
.
3 months ago
·
Like
Show more activity
Loading...
Loading...
Loading...