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Grade 11Differential Calculus

height=600The correct answer is 29..
Can u pls explain how to solve it?

Profile image of Subhiksha
10 Years agoGrade 11
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1 Answer

Profile image of Sourabh Singh
10 Years ago
Hii

you just need to use the expansion of sin x n cos x such that the value of the function at the critical value must be defined at all the piece wise defined functions.

Best of Luck in advance