Photo Necessities produces camera cases. They have found that the cost, c(x), of making x camera cases is a quadratic function in terms of x.

The company also discovered that it costs $27 to produce 2 camera cases, $105 to produce 4 camera cases, and $675 to produce 10 camera cases.

Find the total cost of producing 5 camera cases.

Question

Photo Necessities produces camera cases. They have found that the cost, c(x), of making x camera cases is a quadratic function in terms of x.

The company also discovered that it costs $27 to produce 2 camera cases, $105 to produce 4 camera cases, and $675 to produce 10 camera cases.

Find the total cost of producing 5 camera cases.

amistre64 · Answer

solving 3 variables in three equations is a pain; the only reason they give you this type of problem is so that you get the practice of cursing and swearing at the math till you get it right :)

anonymous · Answer

curse them people! grr.. lol
so you woudn't happen to know? xP

amistre64 · Answer

i could get an answer; but that is not the important part of all this; it is the honing of your technique that is the real prize .... but let me see if i can find something to make it easier if you need to double check your results

amistre64 · Answer

attachment

amistre64 · Answer

they give you 3 points of reference: 


x=, y = 
  2, 27
  4, 105
10, 675

and ask you to find the match to x=5

amistre64 · Answer

this is how i work it with my program :)

anonymous · Answer

oh? so does your program  help solving math problems?! 0:

anonymous · Answer

never mind hehe (:

anonymous · Answer

5 cameras cost $165 to produce.
c(x) = 7x^2 -3x +5