oij oij Solutionsint 4041 csct4140 cost941 sect419 tant 409

oij[

sint =40/41 csct=41/40

cost=9/41 sect=41/9

tant= 40/9 cott=9/40

sect=3.73

cost=1/3.73=0.268

sint= sqrt(1-cos^2t)= -0.963

csct=-0.001

tant=sint/cost=-3.593

cot t=-0.2783

cot t=-2.76

tant=-1/2.76=-0.362

sect=sqrt(tan^2t+1)= 1.063

cost =0.940

sint= cost*tant=-0.340

csct=-2.94