Answer:
Step-by-step explanation:
-5+-15= -20
4+15= 19
-20+19
-1
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Answer:
Step-by-step explanation:
The given equation is
Factoring by x:
One of the root is x=0. Let's solve the parentheses.
Expanding the trinomial
Factoring
Factoring
This will give us the two remaining roots
8192, 16 x 8 x 64, 24 = 16, 26= 64, 23= 8