Question

1/4,-1 quadratic polynomial​

Answer 1

Answer:

alpha (A) = 1/4

beta (B) = -1

alpha + beta (A+B) = 1/4 - 1 = 1-4/4 = -3/4

alpha*beta (AB) = 1/4*-1 = -1/4

quadratic polynomial = x² - (A+B)x + (AB)

= x² - (-3/4)x + (-1/4)

x²+(3/4)x-1/4

(- * - = +)

(+ * - = -)