initial commit / add all books

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+clc,clear

+//example 1.8

+//To find all trigonometric functions when sine functions is given

+

+sin_A=2/3 //given

+//since sine function  is opposite/hypotenuse and 

+//T-ratios are defined interms of ratio of sided of right triangle

+opposite=2;

+hypotenuse=3;

+BC = opposite;

+AB = hypotenuse;

+b  = sqrt(hypotenuse^2- opposite^2) //by pythagoras theorem

+adjacent = b;

+

+cos_A = adjacent / hypotenuse;

+tan_A = opposite / adjacent;

+csc_A = hypotenuse/opposite;

+sec_A = hypotenuse/adjacent;

+cot_A = adjacent / opposite;

+

+printf('for ANGLE A')

+printf('\nsin(A)=  %.4f ; cos(A)= %.4f;   tan(A)= %.4f;\n',sin_A,cos_A,tan_A)

+printf('csc(A)=  %.4f ; sec(A)= %.4f;   cot(A)= %.4f;',csc_A,sec_A,cot_A)