Answer:
hello : x=2 and x = -8 is solution
Explanation:
x² +6x -16=0
for : x = 2
2² +6(2) -16 = 4+12-16 = 16-16 = 0
for x = - 8
(-8)² +6(-8) -16 = 64 - 48 -16 = 64 -64 = 0
For this case we must solve the following equation of the second degree:
The solution is given by:
Where:
Substituting:
So:
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