Ask a New Question

Question

find all the real zeros and multiplicity of
f(x)=x^4-68x^2+256
12 years ago

Answers

Reiny
x^4 - 68x^2 + 256 = 0
(x^2-64)(x^2-4) = 0
x = ± 8 or x = ± 2

take it from there
12 years ago

Related Questions

find the real zeros of f(x)=x^4+6x^3-11x^2-24x+28 Find the real zeros of f (x)= 2x^3 + 2x^3 – 8x + 3 Find all the real zeros of the polynomial. Use the quadratic formula if necessary. 4x^3 − 10x^2 +... Find the real zeros of f and the x-intercepts of the graph of f. (Enter your answers as a comma-sepa... Find the real zeros of each polynomial f(x)=5x^3-40 Please show work I want to learn how to di... Find all real zeros for each equation. 1. f(x)=x^3-3x^2-4x 2. f(x)= x^6-x^2 3. f(x)=x^3+3x^... Find all the real zeros for the equation p(x)=x^3+4x^2+x-6 Find all the real zeros of the function below y=-(x+4)^3+27 Find all the real zeros of the polynomial and use the quadratic formula. X^4-7x^3+14x^2-3x-9
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use