Answer: +9, -9
Step-by-step explanation: The rational expression in this case is undefined if the the denominator is equal to zero, which means that the x cannot be whatever makes the denominator zero, so:
x² - 81 = 0 ⇒ x² = 81 ⇒ x = +/- √81 ⇒ x = +/- 9
Note that we are using the equal sign just because this particular problem askes for a solutions that is undefined.
670.56 meters. I hope it helps !
Answer:
Step-by-step explanation:
so she is making gift baskets evenly for 4 people and she has 16 prizes
16/4 = 4 prizes per gift basket <==
<h2>
Answer:</h2>
$38 783.2
<h2>
Step-by-step explanation:</h2>
The equation is:
25 000*
(1.05 because 5% is 0.05 of the whole)
Answer:
n=-5
Step-by-step explanation:
Isolate the variable