The options are

a. (-2,0)
b. (4,0)
c. (0,10)
d. (-4,0)

In triangle abc, the length of side ab is 12 cm, the length of side bc is 5 cm, and the length of side ca is 9 cm. find the measure of angle a using the law of cosines.

Which of the greatest common gcf of 32 and 48 a 16 b 96 c 8 d 32

If f(x)=x^3 and g(x)=2x+7 when g(x)=-5