Question

cos(π/4-A) cos(π/4-B) -sin(π/4-
A) -sin(π/4-B) is equal to :*
O sin(A+B)
O sin(A-B)
O cos(A+B)
O cos(A-B)
Plz answer me fast it's very very urgent​

Answer 1

Answer:

no no no no no no no no no no no

Answer 2

Answer:

sorry I am don't no

Step-by-step explanation:

I cannot give a answer I am really sorry