Prove that (5x + 4) is a factor of 5×3 + 4×2 – 5x – 4.

Prove that (5x + 4) is a factor of 5x³ + 4x² – 5x – 4. Hence factorize the given polynomial completely.

Solution:

When a polynomial f(x) is divided by (x – 1), the remainder is 5 and when it is,, divided by (x – 2), the remainder is 7. Find – the remainder when it is divided by (x – 1) (x – 2).

Solution:

More Solutions:

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