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muzik
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muzik
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02-02-2018
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02-03-2018
10:29 PM
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02-03-2018,
10:28 PM
muzik
replied to a thread
Tangents and the Derivative of V=(4/3)* π * r^3 at a point (r = 4)
in
Calculus
Thank you!! And thanks for the challenge. When I do get some time I'll give it a shot. Now that I know the answer. I need all the practice I can...
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9 replies | 404 view(s)
02-03-2018,
10:05 PM
muzik
replied to a thread
Tangents and the Derivative of V=(4/3)* π * r^3 at a point (r = 4)
in
Calculus
Ahhh so much better to determine the derivative first. The volume changes at a rate of 4/3*pi*48. Thanks all for you help.
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9 replies | 404 view(s)
02-03-2018,
09:45 PM
muzik
replied to a thread
Tangents and the Derivative of V=(4/3)* π * r^3 at a point (r = 4)
in
Calculus
You're right. thanks
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9 replies | 404 view(s)
02-03-2018,
09:41 PM
muzik
replied to a thread
Tangents and the Derivative of V=(4/3)* π * r^3 at a point (r = 4)
in
Calculus
I am going to try and determine the derivative first. then input the r value after. I didn't realize i could of factored out the constant. I'll see...
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9 replies | 404 view(s)
02-03-2018,
09:06 PM
muzik
replied to a thread
Tangents and the Derivative of V=(4/3)* π * r^3 at a point (r = 4)
in
Calculus
Well if continue as started. My lim is this big long expression. And I'm lost on how to simplify it. So I will try to differentiate first as you...
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9 replies | 404 view(s)
02-03-2018,
07:43 PM
muzik
started a thread
Tangents and the Derivative of V=(4/3)* π * r^3 at a point (r = 4)
in
Calculus
What is the rate of change of the volume of a ball V=(4/3)* π * r^3 with respect to the radius when the radius is equals=4? The volume...
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9 replies | 404 view(s)
02-02-2018,
07:41 PM
muzik
replied to a thread
Continuity lim x->-13*pi/14 cos(7x - cox(7x))
in
Calculus
Thank you for your help. I now understand the problem and got the answer correct. i was going to input 1 but waited like you said proof read before...
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14 replies | 462 view(s)
02-02-2018,
07:38 PM
muzik
replied to a thread
Continuity lim x->-13*pi/14 cos(7x - cox(7x))
in
Calculus
Thanks for you help. i know understand. took me awhile.
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14 replies | 462 view(s)
02-02-2018,
07:21 PM
muzik
replied to a thread
Continuity lim x->-13*pi/14 cos(7x - cox(7x))
in
Calculus
so.. =cos((3pi/2)-cos(3pi/2)) correct? =cos((3pi/2)-0) =cos(3pi/2) =0 I got 1 because my algebra needs a lot of help. Thanks for you help.
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14 replies | 462 view(s)
02-02-2018,
05:05 PM
muzik
replied to a thread
Continuity lim x->-13*pi/14 cos(7x - cox(7x))
in
Calculus
cos(pi/2)=0 see my answer in previous post. does my work look correct? answer is 1?
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14 replies | 462 view(s)
02-02-2018,
04:49 PM
muzik
replied to a thread
Continuity lim x->-13*pi/14 cos(7x - cox(7x))
in
Calculus
cos(-pi/2) ?
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14 replies | 462 view(s)
02-02-2018,
04:41 PM
muzik
replied to a thread
Continuity lim x->-13*pi/14 cos(7x - cox(7x))
in
Calculus
So i'm down to cos((-pi/2)-cos(-pi/2)) correct? =cos((-pi/2)-0) =cos(0-0) =cos (0) =1
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14 replies | 462 view(s)
02-02-2018,
04:22 PM
muzik
replied to a thread
Continuity lim x->-13*pi/14 cos(7x - cox(7x))
in
Calculus
I was trying to simplify. The 7 with the denominator 14. so with out the cosine I was trying to simplify 7(-13*pi/14) so I that's how I got -13*pi/2....
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14 replies | 462 view(s)
02-02-2018,
04:04 PM
muzik
replied to a thread
Continuity lim x->-13*pi/14 cos(7x - cox(7x))
in
Calculus
Thanks for the replies and sorry for the typos Stapel, Yes that's correct interpretation. ok if I enter into calculator I get 0.8414. It's...
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14 replies | 462 view(s)
02-02-2018,
02:18 PM
muzik
started a thread
Continuity lim x->-13*pi/14 cos(7x - cox(7x))
in
Calculus
Help please I should be able to just apply x into the function but I'm having trouble solving lim x->-13*pi/14 cos(7x-cox(7x)) I get to ...
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14 replies | 462 view(s)
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