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Grade 11Algebra

Plz answer in detail
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Profile image of ABC
7 Years agoGrade 11
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1 Answer

Profile image of Aditya Gupta
7 Years ago
Let f(x)= the given function
Now f(a1) is less than zero
f(a3) is greater than zero
f(a4) is less than zero
f(a6) is greater than zero.
By intermediate value theorem, it has all 3 roots real.