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Grade 12Differential Calculus

Y= 2x + |cosx| one one or many one..?? Into or onto??

Profile image of Shreya
7 Years agoGrade 12
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1 Answer

Profile image of Deepak Kumar Shringi
ApprovedApproved Tutor Answer7 Years ago
find dy/dx as its always positive for all x that means it is one-one