Question

if $x^2 = ax + b$. Find value of $x^4-ax^3-bx^2+ax^2-a^2x$.

Answer 1

Answer:

= (ax + b) × (ax + b) - ax³ - bx² + ax² - a²x - a²x.

= a²x² + axb + axb + b² - ax³ - bx² + ax² - 2a²x.

= a²x² + 2axb + b² - ax³ - bx² + ax² - 2a²x.

Step-by-step explanation:

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