Math, asked by limajamir711, 4 hours ago

find a if x-5 is a factor of x^3-4x^2+ax+60

Answers

Answered by rupinderjeetk76

0

Answer:

x-5=0

x=5

5^3-4(5)^2+a(5)+60=0

125-40+5a+60=0

5a+145=0

5a=0-145

a=-145/5

a=-29

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