QUESTION NUMBER 42 IS COMPULSORY PRACTICE SUM 9

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Mam

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This sum in book or not

[@kamalivenu]

Mam enga "whose angle of inclination is 30degree" nu kuduthu irukangale athu antha perpendicular line odathu thana so namba kadacha slope ah reciprocal panni thana onepoint slope vechi podanum slope ku -√3 thana podanum

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Please refer page number 217, example 5.8