Divide 5a² + 6a - 9 into 25a⁴ + 19a² - a - 78.

Solution:

We have to divide 5a² + 6a - 9 into 25a⁴ + 19a² - a - 78.

Using long division method

Quotient: 5a² - 6a + 20

Remainder : -175a + 102

Therefore,

Quotient: 5a² + 6a - 9

Remainder : -175a + 102.

Divide 5a² + 6a - 9 into 25a⁴ + 19a² - a - 78.

Summary:

Dividing 5a² + 6a - 9 into 25a⁴ + 19a² - a - 78 we get, Quotient: 5a² - 6a + 20 and Remainder : -175a + 102.