Question

If x is an even integer, then x^3+5x-20 is an even integer

Answer 1

Answer:

Yes it will be an even integer

Step-by-step explanation:

Because two integers multiplied,added,or subtracted will always give integer

but integer dividing an integer may or may not give an integer value

and in this question 3,5,20 are integer and also it is told that x is an integer

So, this will give an integer value.