Let r1, r2, and r3 be the zeros of f(x) = x^3 + 4x^2 - 3x - 7. Find the exact value of the expression (r1 + 2)(r2 + 2)(r3 + 2).
Thanks for your time.
Hello, Mr_Green!!
Are you familiar with Vieta's Theorem?
If are the zeros ofLet be the zeros of
Find the exact value of the expression:
then: .
We are given: .
. . . . . . . . . . . . .
. . . . . . . . . . . . .
. . . . . . . . . . . . .
. . Therefore: .