Answer:
x^2 - 9x + 20
Step-by-step explanation:
(x - 4)(x - 5) (have to do the opposite for it to be positive)
FOIL method: X x X = x^2
-5 x X = -5x
-4 x X = -4x
x^2 - 5x - 4x + 20
-5 - 4 = -9 so...
x^2 - 9x +20 is the answer
<span>0 is a natural number, which is part of the rational numbers.</span>
Answer:
-6x+9
Step-by-step explanation:
Answer: try b
Step-by-step explanation:
glad i could help!
