Answer:
you can use the calculator very nice
Answer:
x=5 feet
Step-by-step explanation:
At floor level y=0
If the expression is:

But, with the negative sign, the answer is x= 5i (where i is imaginary)
There would be 1 real zero and two complex zeros
Answer:
plug in -6
-(-6) - 3
the 6 turns into a positive
subtract 3 from 6
= 3
Answer:
(x+a) (x+b)=x(x+b)+a(x+b)=x²+bx+ax+ab=x²+x(a+b)+ab