craftygiraffe1217 craftygiraffe1217

20-02-2021
Mathematics

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12) Find the zeros of the function:
f(x) = x2 + 5x – 36
IS

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priyankagahlawat008 priyankagahlawat008

20-02-2021

Answer:

x² +5x - 36

= x² - 4x + 9x - 36

= x(x - 4) +9(x - 4)

= (x - 4) (x+9)

so x = 4, - 9

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