Solve the formula of a triangle a= (1/2) bh for height h.

i have no clue .

How do i do this activity, is appreciated

Select the correct answer from the drop-down menu. subtracting 3xy^2 from 8xy^2 gives the same result as the expression. [tex]3xy ^{2} - 8xy ^{2} [/tex][tex] { - 7xy}^{2} - {2xy}^{2} [/tex][tex] {7xy}^{2} - {2xy}^{2} [/tex]

Find the domain of the following expression: 1/(√x)-2