Algebra-1

To expand and simplify (5x² - 3y²)(5x² + 3y²), we can use the formula for multiplying binomials:

(a + b)(a - b) = a² - b²

In this case, a is 5x² and b is 3y². Substituting these values into the formula, we get:

(5x² - 3y²)(5x² + 3y²) = (5x²)² - ...