One endpoint of a diameter of a circle
centred on the origin is (-3, 4). Find the
coordinates of the other endpoint of this
diameter.

Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?

How to find the exponential function y=ca^x, with points (1,2) and (2,1)

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.