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Q. 11)Iff(x)=sin 5x + afor x>0;4x=x+5-2bfor x<0tor x=0;:find a and b |
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Answer» value of function f(x) at x > 0 is lim x→0 sin5x/4x +a = 5/4 +a at x <0 is 5-2b and at x = 0 is 2 so, 5-2b = 2 => 2b= 5-2 => b = 3/2 also, 5/4+a = 2 => a = 2-5/4 = 3/4. |
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