Question

find the product (9x^2-x+15)(x^2-3)​

Answer 1

Step-by-step explanation:

${x}^{2} ( {9x}^{2} - x + 15) - 3( {9x}^{2} - x + 15) \\ {9x}^{4} - {x}^{3} + 15 {x}^{2} - 27 {x}^{2} + 3x - 45 \\ {9x}^{4} - {x}^{3} - 12 {x}^{2} + 3x - 45$