Question

If alpha and beta are zeroes of polynomial x2-x-4,evaluate
1/alpha2+1/beta2

Answer 1

Answer:

1/2

Step-by-step explanation:

x²-x-4

x²-2x+2x-4

x(x-2) + 2(x-2)

(x+2) (x-2)

alpha is equal to 2

beta is equal to minus 2

1/alpha2+1/beta2

• 1/2² + 1/(-2)²
• 1/4 + 1/4
• 2/4
• 1/2

Answer 2

Answer:

this is your answer....