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Blue circles r doubts

Blue circles r doubts 

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Grade:12

3 Answers

noogler
489 Points
6 years ago
f(pie)=1
noogler
489 Points
6 years ago
cuz [pie2]=9 and [-pie2]=-10 now sub nd solve 
approve if usefull!!!!!!!!!!!
Kevin Jones James
39 Points
6 years ago
f(pie/2) = -1. (a option )

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