Answer:
2x^2
Step-by-step explanation:
Step-by-step explanation:x7y³ + 2x5y² - 3x³ - 2x4 -2 mathsolve
D
The equation of a circle centred at the origin is
x² + y² = r² ( where r is the radius )
Here r = 15, thus
x² + y² = 15² , that is
x² + y² = 225 → D