Find the measure of an exterior angle of a regular 80-gon. Round to the nearest tenth if necessary. *
a)4.5
b)180
c)179
d)5.9

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula c= r/1.8 - 273, what is the temperature in celcius corresponding to r degrees rankine.

How many real-number solutions does the equation have? -4x^2 + 10x + 6 = 0 a. no solutions b. two solutions c. infinitely many solutions d. one solution

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?