TE: Trial and error method is not a direct and short cut method for te – InterviewSolution

1.

TE: Trial and error method is not a direct and short cut method for te shorter and systematic methods in class VII.Exercise 8.2Solve the following equations by trial and error methoda, χ + 4 = 10c. Arn = 20e. 10x 4g. 6x + 1192

Answer»

a) x = 10-4 = 6

b) n = 5+7 = 12

c) m = 20/4 = 5

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