Question

find zero of quadratic polynomial t²-15​

Answer 1

Answer:

-√15 and √15

Step-by-step explanation:

==: t² - 15

==: (t)² - (√15)²                                  [ a² - b² = (a+b) (a-b) ]

==: (t + √15) (t - √15)

Zeroes = -√15 and √15

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