Take the difference of 7x² + 9 and 2x² -2x from the sum of 5x² + 4x + 7 and 2 - x.​

Which math sentence can be used to determine if the triangle is a right triangle?

What function has a range {yly< 5}? question on picture above^

Use the following statements to write a compound statement for the conjunction or disjunction. then find its truth value. p: an isosceles triangle has two congruent sides. q: a right angle measures 90° r: four points are always coplanar. s: a decagon has 12 sides. a) a right angle measures 90° or an isosceles triangle has two congruent sides; true. b) a right angle measures 90° and an isosceles triangle has two congruent sides; true. c) a right angle measures 90° and an isosceles triangle does not have two congruent sides; false. d) a right angle measures 90° or an isosceles triangle does not have two congruent sides; true.