Match the symbols used in electric circuit diagram to their functions

1st Def: 4th Pic

2nd Def: 3rd Pic

3rd Def:  1st Pic

4th Def: 2nd Pic

integrated circuit (ic) is defined as a set of electronic circuits on one small flat piece of semiconductor material, normally silicon. a functional electronic circuit requires transistors, resistors, capacitors, inductors, etc., and the connections between them.

complete the square on the right side of the equation;

-5(x + 0)^2 + 15

answer: d. y = -x^2 + 15