Rotate the Axes So That the New Equation Contains No $31 x^{2}+10 \sqrt{3} x y+21 y^{2}-144=0$

question 62

Multiple Choice

Rotate the axes so that the new equation contains no xy-term. Graph the new equation.
- $31 x^{2}+10 \sqrt{3} x y+21 y^{2}-144=0$

---

Definitions:

Abbreviation

A shortened form of a word or phrase, used to represent the full term.

Blood Groups

Classification of human blood based on the presence or absence of inherited antigenic substances on the surface of red blood cells.

Complete Blood Count

A blood test that assesses red cells, white cells, platelets, hemoglobin, hematocrit, and other blood components.

Abbreviation

A minimized variant of a word or phrase.