Subract 3x-7x^3+5x^2from the sum of 2+8x^2-x^3 and 2x^3-3x^2
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нєуα
нєяє ιѕ тнє αиѕωєя
ѕυм :-
2 + 8χ² - χ³ αи∂ 2χ³ - 3χ²
=> 2 + 8χ² - χ³ + 2χ³ - 3χ²
=> χ³ + 5χ² + 2
ѕυвтяα¢тισи :-
3χ - 7χ³ + 5χ² αи∂ χ³ + 5χ² + 2
=> (χ³ + 5χ² + 2) - (3χ - 7χ³ + 5χ²)
=> χ³ + 5χ² + 2 - 3χ + 7χ³ - 5χ²
=> 8χ³ - 3χ + 2
нσρє тнιѕ нєℓρѕ.
нєяє ιѕ тнє αиѕωєя
ѕυм :-
2 + 8χ² - χ³ αи∂ 2χ³ - 3χ²
=> 2 + 8χ² - χ³ + 2χ³ - 3χ²
=> χ³ + 5χ² + 2
ѕυвтяα¢тισи :-
3χ - 7χ³ + 5χ² αи∂ χ³ + 5χ² + 2
=> (χ³ + 5χ² + 2) - (3χ - 7χ³ + 5χ²)
=> χ³ + 5χ² + 2 - 3χ + 7χ³ - 5χ²
=> 8χ³ - 3χ + 2
нσρє тнιѕ нєℓρѕ.
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