Mr knotts found the difference of the following expression, which statement is true about mr. knotts's work?
sep 28 ar bek-u) +
step 2: (x+10=1-ci
step 3: (
step 4(x + 1)(x=15

6n^2-7n-75=0 solve by quadratic formula

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)-144x+360 what am i doing wrong?

Can some one me with these questions