Answer:
sin(x - y) = 0.21
Step-by-step explanation:
we have the sin values which we need to get cos values
sin (A-B) = sin A cos B - sin B cos A
sin² A + cos² A = 1
sin x = 4/9
cos² x = 1 - sin² x = 1 - 16/81 = 65/81
cos² x = 65/81
cos x = √65/9
sin y = 1/4
cos² y = 1 - sin² y = 1 - 1/16 = 15/16
cos² y = 15/16
cos y = √15/4
sin(x − y) = sin x cos y - sin y cos x
sin(x - y) = 4/9 √15/4 - 1/4 √65/9
sin(x - y) = (4√15-√65)/36
sin(x - y) = 0.21
socratic Narad T
You can use A=P(1+(r/n))^(nt)
n=homany times it is compounded a year: 1 annually
t=time in years
r=rate: 6% or .06
A=Final Amount
P=principle amount
A=1000(1+(.06/1))^(1*t)
Answer:
6) - (7m - 4) A. [10m + (-7m)] + [(-6) + 4] B. (10m + 7m) + [(-6) + (-4)] C. [(-10m) + (-7m)] + (6 + 4) D. [10m + (-7m)] + [6 + (-4)]
Step-by-step explanation:
Answer:
as following
Step-by-step explanation:
