Points and Brainliest Giveaway!

What is the simplified form?
(2x^2 + 3x) + (4x^2 -7)

Select the lengths in centimeters that would form a right triangle

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

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0