if x square + y square + z square - 64 / xy - yz - zx = -2 and x+y = 3z , then the value of z is , [ 4 , 3, 2, 1, 2 one/ 2]. sir please answer it in simple way.
Asked by Rony Joseph | 3rd Apr, 2014, 06:50: PM
Expert Answer:
Answered by | 4th Apr, 2014, 10:35: AM
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