Q2. b. Find the Average Power | EnggClasses 

To obtain -2t+3, straight line should have been extended to clearly obtain the y intercept i.e c=3. -2 is obtained from the linear formula. M={y2-y1}/(x2-x1). Taking into account two known points on the same line.

use straight-line formula y=mx+c

thanks, i was in trouble with a problem in the haykin book XD

Tq u soo much it was very hell full to me

Thank you

We have a dought how did you took equation 2t-1,and -2t+3 Please let me know