Actually Welcome to the Concept of the Factors of a quadratic polynomial.
1.) x^2 -7x-18 = (x-9) (x+2)
2.) x^2-x-42= (x-7) (x+6)
Answer: x=0
Step-by-step explanation:
Answer:
A line has one dimension because it is made up of all points that extend infinitely in either direction.
Rgds!
16.44%