Discussion forum for Mathematics for Data Science I

At max or minimum point on the curve the slope will be Zero . At X=4 slope is Zero so it is minimum

Dear learner, Solving the questions by drawing a figure is a good way without missing anything which

what anand explained above is correct. For quadratic equation you will have two roots , if two roots

In tutorial, it is shown correct. For the condition that it touches x axis once implies that vertex

Hello Subhajit sir/All, After much deliberation I figured the error. The understanding of slope of

If you put the value in that particular equation, you can see f(2)= 2 square - 6.2 + 8 =0 same is for

Nice approach actually. Best wishes, Rahul On Friday, November 6, 2020 at 2:15:44 PM UTC+5:30

Yes, but in the second case, I guess there is no requirement of the angle between rays. Best wishes,

Ok, thanks for the clarification. On Mon, 2 Nov 2020 at 17:36, Debajyoti Biswas <debajyoti@

Vijay buys equipment A for Rs.5000, which gets depreciated to Rs.3800 by the end of 3rd year. Vijay

Please check in the discussion forum and the youtube live sessions on youtube. This question is

Hi, Can you please let me know the question number? Debajyoti On Friday, October 30, 2020 at 1:49:33

Hi, It is not making a mirror image. A single line is rotated keeping one end coordinate fixed. (Just

HI CG, you are absolutely right . On Thursday, 29 October 2020 at 11:22:05 UTC+5:30 maths1-...@

Hi, I could not understand the working of question 5. According to my logic, Mary effectively have

whichever side is taken as the base will give the same answer. On Wednesday, October 28, 2020 at 12:

Hello Sir, In this tutorial, Ramesh starts at 9:00 AM and reaches office at 9:30 AM. Hence the

Try to observe that those are the optimal positions. To see both of them in the same cone of light it

Try to observe that those are the optimal positions. To see both of them in the same cone of light it

Try to observe that those are the optimal positions. To see both of them in the same cone of light it

Thank you sir !! On Monday, October 26, 2020 at 12:26:39 PM UTC+5:30 subh...@onlinedegree.iitm.ac.in

Try to observe that those are the optimal positions. To see both of them in the same cone of light it

When the equation is written in slope point form then y=-x/5 +c (slope m=-1/5, c is the intercept at

Dear learner, It is correct, and substituting x=1 is also explained in the video. Best wishes,

We don't take mod of theta. Please go through it. https://groups.google.com/a/nptel.iitm.ac.in/g/

Dear learner, With the information given to us that m3 < m5 < m4, this means that the torch

Dear learner, Trigonometric value if used in the qualifier exam, then the formula or the values will

Found it. It's in the resources from Instructors section. Many thanks. Regards, Bharat On

Hi all, This is Subhajit from course support team. If we rotate a line segment, say OP as drawn in

Hi Brajesh, In question 7 we have to rotate the line segment OP around X-axis 360 degree. So here OP