If a, b, c are in A.P., then prove that the following are also in A.P. (i) a²(b + c), b²(c + a), c²(a + b) 1 1 1 (11) √b²+ √e ² √e + √a® √a + √b (ii) 1 a ( ² + ² ), o ( ² + ² ) , ( ² + 1 ) 1 - C с a a (iii) a

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A: In this question,  we solve given homogeneous system by elimination method.

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