Answer:
90.2
Step-by-step explanation:
Answer:
sin (a+b)= sina*cosb - sinb*cosa
cos (a+b) = cosa*cosb + sina*sinb
Answer:
(x + 4)(x - 4)
Step-by-step explanation:
Answer:
0.45
Step-by-step explanation:
Using the x and y slope formula you divide then get 0.45