SOLUTION: Tutor,
I am having problems getting the correct sign. I would appreciate your help with these two problems.
Solve:
x^2 + 8x - 20 = 0 (10 and 2 are the numbers whic
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Question 105083: Tutor,
I am having problems getting the correct sign. I would appreciate your help with these two problems.
Solve:
x^2 + 8x - 20 = 0 (10 and 2 are the numbers which are negative and possitive)
and
x^2 + 16x + 60 = 0 (6 and 10 are the numbers I have the same problem)
I have the most difficulty with the signs I am not sure I am getting the right negatives and possitives. Thank you for your guidance on my problems.
Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
Solve:
1)
Factor this trinomial.
Apply the zero products principle:
or
Subtract 10 from both sides., so...
Add 2 to both sides.
2)
Factor this trinomial.
Apply the zero products principle.
or
Subtract 10 from both sides.
Subtract 6 from both sides.
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