Hello,
(x-1)(x-2)(x+3)²=(x²-3x+2)(x²+6x+9)
=x^4+3x^3-7x²-15x+18
Answer A
The axis of symmetry of a parabola is the vertical line passing through its vertex. Given a parabola
, the vertex x-coordinate can be found using

In your case, the formula leads to

So, this parabola is symmetric with respect to the line 
Answer:
The answer to your question is the third option
Step-by-step explanation:
a) This first option is not correct because if a number is less or equal to zero does not affect in if it is a function or not.
b) It option is incorrect because each value of x has two values or y and the defition of function says that x must have only one y value.
c) This is the definition of function, it's correct
d) This option is wrong, is similar to the first option.
<h2><u>
Answer:</u></h2>
To determine to measure of the unknown angle, be sure to use the total sum of 180°. If two angles are given, add them together and then subtract from 180°. If two angles are the same and unknown, subtract the known angle from 180° and then divide by 2.
Answer:
it just be positive 5
Step-by-step explanation: