1) it must be fulfilled that the denominator is different from zero, then for this expression
x^2 -9 ⇒ x^2-3^2 = (x-3)(x+3)⇒ (x-3)(x+3) = 0 ⇒ x = 3 o x = -3 , the dominium is all numbers reals except 3 and -3
It holds 1,353 gallons of water
Answer:
someone needs to answer this because i dont know
it.
Step-by-step explanation:
Answer:
A negative number
When looking at a number line, there is a zero, but on the left, there's more numbers.
< -2 -1 0 1 2 >
I hope this helps.
