The width w(in centimeters) of a tortoise can be modeled by the function
w-119-77e^{-0.178t} where t is the tortoise's age in years. Graph this model and use tje graph to estimate the width of a tortoise that is 3 years old. Round your answer to the nearest whole centimeter.

(x-5)1/2+5=2 what is possible solution of this equation

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)