Find the zero of this polynomial: (i) x ^ 2 + 27x + 140
please answer method wise
it's urgent
Answers
Answered by
1
Answer:
x²+27x+140
x mean1x
28x+140
answer:-168x² is answer plz mark me as brainlist
Answered by
2
Answer:
-20, - 7
Step-by-step explanation:
It's just the practice level of middle term splitting of you can just use the quadratic formula.
x² + 27x + 140 = 0
x² + 20x + 7x + 140 = 0
(x+20)(x+7) = 0
x = - 20 or - 7.
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