Question

The quadratic polynomial whose zeroes  are 4+√5 √and 4-√5 is ​

Answer 1

Answer:

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Step-by-step explanation:

Answer 2

Answer:

4+√5, 4-√5 are root of f(x)

(x-4-√5), (x-4+√5) are factors of f(x)

so

(x-4-√5)(x-4+√5) is also factors of f(x)

(x-4-√5)(x-4+√5)=0

(x-4) ²-(√5)²=0

x²-8x+16-5=0

x²-8x+11=0