Math, asked by amishibansal09082006, 7 months ago

determine all the zeros of 4x³+5x²-180x-225 if one of its zero is -5/4. With full explanation.​

Answers

Answered by choudharyadarsh777
1

Step-by-step explanation:

As one of the zero is -5/4 so 4x^3+5x^2-180x-225 is divisible by (4x+5)

x^2(4x+5)-45(4x+5)=0

(x^2-45)(4x+5)=0

x=±√45= ± 3√5

Answered by Hotgirl000
0

Answer:

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Step-by-step explanation:

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