1.

2If yY - sine + Va coso: then the minimum value of y issin0 +v/3 coso' tnen the minimum value of y is(2) 23 +1

Answer»

For the minimum Value of y , the value at the denominator should be maximum

so, maximum value of asin∅+bcos∅ = √(1)²+(√3)² = √1+3 = √4 = 2

so, min value of y = 2/2 = 1

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