Question

given that x minus under root 5 is a factor of the polynomial x cube minus 3 under root 5 x square - 5 x + 15 under root 5 find all the zeros of the polynomial​

Answer 1

Answer:

It should be √5

Step-by-step explanation:

• Remainder theorem tells us that the opposite sign of the constant of the factor is the zero
• Here in x-√5 , √5 is the zero
• Therefore answer is √5