Answer:
x is 120.104121495
Step-by-step explanation:
because you can square out the equation and get x
A: I think it’s 9(−5+9n+10n2)
Step-by-step explanation:
A.
First you have to evaluate (2000* .045) then you take that and multiply by 8 then you add the answer to 2000.
so 2720 is your answer.
Answer:
50
Step-by-step explanation:

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We make use of the special form for the difference of squares:
(a+b)(a-b) = a²-b²