How many roots or zeros does the equation
f(x) = 5x4-8x3+4x2-6x+3 have?

Solve the problem by making up an equation. a child is 12 years old, and his father is 32 years older. in how many years will the age of the father be 3 times the age of the child?

Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?

Reinel saves 30% of every pay check. his paycheck last week was 560$. how much did reniel save last week?