Question

if tan 0=3/4,find the values of sec 0and Coas 0 tan 0=3/4 (given) 1+tan​

Answer 1

x = theta

1 + tan²x = sec²x

1 + 3²/4² = sec²x

1 + 9/16 = sec²x

25/16 = sec²x •°• sec x = 5/4

cosx = 1/secx = 4/5

sec theta = 5/4 and cis theta = 4/5