Question

7) If sin 0 + cosec = 2, then sin? 0 + cosec? Q is equal to
a) 1
b) 2
8) Il cos(A + B) cos(A - B) =
c)3
d) 4​

Answer 1

Answer:

b. 2

Step-by-step explanation:

hence option b. is correct one

Answer 2

Answer:

d 4 is the answer

Step-by-step explanation:

it is equal to d one 4 is the best answer