Classify the quadratic form below. Then make a change of

Last updated: 8/13/2022

Classify the quadratic form below. Then make a change of variable, x = Py, that transforms the quadratic form into one with no cross-product term. Write the new quadratic form. -9x1² - 6x₁x2-x₂² What is the most precise classification for the quadratic form? A. Indefinite B. Positive semidefinite C. Negative definite D. Positive definite E. Negative semidefinite