Find the critical value for a right-tailed test with α=0.01 and n=75.

Which statements regarding the diagram are true? check all that apply.

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?

Based on the diagrams, what is the value of x?