-1+1=0. So your answer is -1 and 1
Answer:
C
Step-by-step explanation:
Answer:
30
Step-by-step explanation:
Answer:
The numerator factors to

The denomenator factors to

Answer:
The answer is (x + 3) (x - 7) = 0
Step-by-step explanation:
x² - 4x = 21
x² - 4x - 21 = 0
x² - 7x + 3x - 21 = 0
x(x - 7) + 3(x - 7) = 0
(x + 3) (x - 7) = 0
Thus, The answer is (x + 3) (x - 7) = 0
<em><u>-TheUnknownScientist</u></em>