How Do You Factor 5xy - 10x

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 1, 2−√3

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account

Find the value of the variable and the length of each chord for #5 and #6.