A ___________ is a letter that we use to represent an unknown value.
A. coefficient
B. constant
C. variable
D. operator

Question

A ___________ is a letter that we use to represent an unknown value.
	A.	coefficient
	B.	constant
	C.	variable
	D.	operator

anonymous · Answer

I think C

liv1234 · Answer

Do you know the definitions of each word?

nuttyliaczar · Answer

A coefficient acts as an amplifier, a constant is independent of the changing variables, and an operator is a type of function that has inputs and outputs

liv1234 · Answer

I agree with you when you say it is C. 

I believe this because a variable is known as for example "x" or "y" we always usually use those letters to help represent an unknown number in an equation or problem.

nuttyliaczar · Answer

Technically speaking, an operator causes a transition between vector spaces