For any integer x, x^2-x will always produce an even value. true or false

That true. You have two ways to show it:

Method 1:

Factor the expression. You have

So, you're multiplying two consecutive numbers. One of them must be even, and if a factor of a product is even, the result will be even.

Method 2:

If x is even, is even as well. So, is a subtraction between even numbers, which gives an even number.

If x is odd, is odd as well. So, is a subtraction between odd numbers, which gives an even number.

the answer is b.)

< 1=< 2

answer:

idk

step-by-step explanation: