Answer:
your answer is C
Step-by-step explanation:
D. x>8
in decimal= 6.25
hope it helped you
C
cot =cos/sin =a/b
cos=a/b*sin
(sin-cos)/(sin+cos) =(sin-sin*a/b)(sin+sin*a/b)
=(1-a/b)/(a+a/b)
=(b-a)/(a+b)
Step-by-step explanation:2+2=4
