Which of the following terms best describes interest applied to both the principal and to any previously earned interest?

a). steady interest
b). simple interest
c). compound interest
d). exponential decay

Option 'C' is correct.

Step-by-step explanation:

Compound interest describes interest applied to both the principal and to any previously earned interest.

As we all know that compound interest is the interest in interest.

It is the method of reinvesting interest instead of paying it out.

Hence, option 'C' is correct.

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solve systems of equations by graphing. a system of linear equations contains two or more equations e.g. y=0.5x+2 and y=x-2. the solution of such a system is the ordered pair that is a solution to both equations. to solve a system of linear equations graphically we graph both equations in the same coordinate system