Evaluate:
Asked by rijutar
| 20th Jan, 2012,
03:18: PM
Expert Answer:
Please post one query at a time.
On differentiating tan(x3+2x+5),we get Sec2(x3+2x+5)X(3x2+2)
Also,on differentiating sec7x,we get 7sec6x(secx.tanx)=7 sec7xtanx
Answered by
| 20th Jan, 2012,
03:38: PM
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