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Find all real zeros h(x)=5(x-5)(x+5)^2(x^2-1)

User Elmorabea
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1 Answer

5 votes

Answer:


x=-5,-1,1,5

Explanation:

Use the Zero Product Property and set each factor equal to 0


h(x)=5(x-5)(x+5)^2(x^2-1)


0=x-5\\x=5


0=(x+5)^2\\0=x+5\\x=-5<-- Multiplicity of 2


0=x^2-1\\0=(x-1)(x+1)\\x=-1,1

Therefore, all real zeroes of the function are
x=-5,-1,1,5

User Altendky
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