What number must you add to complete the square? x^2 + 4x = 13
a. 16
b. 8
c. 2
d. 4
.

Which equation represents the partial sum of the geometric series?

Asap i need it now choose all the answers that apply. sex-linked disorders affect males more than females affect females more than males can be carried by females, without being expressed are always expressed in males are caused by genes carried on the x and y chromosomes

Joey is asked to name a quadrilateral that is also a rhombus and has 2 pairs of parallel sides.should be his answer