X^2-x-30 By using quadratic method
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Answer:x = -5 or x = 6
Step-by-step explanation:
x^2 - x - 30 = 0
>> x^2 - 6x + 5x - 30 = 0
>> x (x - 6) + 5 (x - 6) = 0
>> (x + 5) (x - 6) = 0
>> x + 5 = 0 or x - 6 = 0
>> x = -5 or x = 6
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Answer:
the solutions for the given quadratic polynomial are 6 and -5
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