An average person stride laying the distant covered by one step is a prop up approximately 2.5 feet long how many steps with the average ferson take to travel 50 feet?

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?

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

Which function has an inverse function? a.f(x)= |x+3|/5 b. f(x)= x^5-3 c. f(x)= x^4/7+27 d. f(x)= 1/x²