Question

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Add the given polynomials.
(i) x3 - 2x2 – 9; 5x3 + 2x + 9
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Answer 1

Answer:

Hope it helps.

Step-by-step explanation:

x³ - 2x² - 9 + (5x³ + 2x + 9 )

⇒ x³ - 2x² - 9 + 5x³ + 2x + 9

⇒ x³ + 5x³ + 2x² + 2x [ We have written the like terms together]

⇒  6x³ + 2x² + 2x

Answer 2

$\huge{\underline{\tt{CORRECT\: QUESTION:-}}}$

Add the given polynomials:-

x^3 - 2x^2 – 9; 5x^3 + 2x + 9

$\huge{\underline{\tt{ANSWER:-}}}$

See the attachment !