Answer:
B
Step-by-step explanation:
The answer is 1 because when you subtract 972 from 932 you get 40. Then u add 812 and 40 to see if u get 852 and u do, so add 40 to 852 and you get 892.
Answer:
Step-by-step explanation:
Given



therefore it is a vertical ellipse
thus a=1

eccentricity of Ellipse





Focii are
and 

thus focii are
& 
(b) Length of major axis 
length of minor axis
Answer:

Step-by-step explanation:
Assuming that you tried to write:

we can multiply the 4 on the outside of the parenthesis to all the terms. Multiplying, we get

Because you don't want any negative powers in the top, we can move it down to get:

Answer:
60%
Step-by-step explanation:
Dimes are 10 cents 10 times 6 is 60
A dollar is 100 cents