aidanpittman4499 aidanpittman4499 07-11-2022 Mathematics Answered If semantics D=2x² X - a trinomial in standard form. Ox²-3x - 15 2 6x²-3x - 15 O3x²-3x + 15 O-2x² + x + 15 15find an expression that equals semantics-1D as