The output of a function is 10 more than 4 times the input. find the input when the output is -26

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?

How many grams the dog will eat in 3 days?

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1