Find the discriminant of 3x^2 - 10x = -2

I don't know what a discriminant is help

Find the perimeter of the figure shown above. a. 50 cm c. 30 cm b. 64 cm d. 60 cm select the best answer from the choices provided a b c d

Use δjkl and δmpn to determine whether don's claim is true or false. which of the following should don use to prove the triangles are similar? sss sas aas aa

Common binomial factor of 6x(3x+7)+5(3x+7)