Recall that for |<em>x</em>| < 1, we have

Differentiating both sides gives

and multiplying both sides by 8 gives the series for <em>f(x)</em> :

and this converges over the same interval, |<em>x</em>| < 1, so that the radius of convergence is 1.
Answer: 24
Step-by-step explanation: 180-114=66
66+90=156
180-156=24
Answer:
-2x+5y should be the answer
hope that helps
Answer:
7.8 units
Step-by-step explanation:
P(Xp, Yp)= (7,7)
Q(Xq, Yq)= (1,2)
distance= l=
l=
l= 
l=
l=7.8102 (to 4 dec. places)
I= 7.8 (to nearest tenth)
Answer:
10.2
Step-by-step explanation:
Length of arc=(2*pi*r)*(theta/360)
Length of arc=(2*pi*3)*(195/360)=10.2