Use app×
QUIZARD
QUIZARD
JEE MAIN 2026 Crash Course
NEET 2026 Crash Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
0 votes
217 views
in Mathematics by (91.1k points)
closed by
यदि `(cos x)^(y) =7x^(2) ,` तो `(dy)/(dx) ` का मान ज्ञात कीजिए|

1 Answer

0 votes
by (88.4k points)
selected by
 
Best answer
दिया है `" "(cos x)^(y) =7x^(2) `
`rArr " "y log cos x =log 7+2log x `
दोनों पक्षों का x के सापेक्ष अवकलन करने पर
` y(-tan x )+ log cos x*(dy)/(dx) =(2)/(x) `
` therefore " "(dy)/(dx) =((2)/(x) +ytan x )/(log cos x ) = (2+ xy tan x )/(x log cos x )`

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...