Answer:
2=x
Step-by-step explanation:
-2x+5=4x-7
+2x +2x
5=6x-7
+7 +7
12=6x
/6
2=x
Answer: I believe it is yellow star?
Step-by-step explanation:
Answer: (0, -6)
Step-by-step explanation:
The center is the midpoint of the diameter, meaning that the coordinates of Y must be (0, -6).
Answer:
a)
, b)
, c)
,
.
Step-by-step explanation:
The volume and the surface area of the sphere are, respectively:


a) The volume of the sphere is:


b) The surface area of the sphere is:


c) The total differentials for volume and surface area of the sphere are, respectively:






Relative errors are presented hereafter:





