Question

plz help me in this plz​

Answer 1

Answer:

5x²+4x-3-(2x+3x²-7)

=5x²+4x-3-2x-3x²+7

=2x²+2x+4

=2(x²+x+2)

Answer 2

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1.

⇒(5x² + 4x – 3) – (2x + 3x² – 7)

⇒5x² + 4x – 3 – 2x – 3x² + 7

⇒5x² – 3x² + 4x – 2x – 3 + 7

⇒2x² + 2x + 4

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2.

⇒Secondary data .

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3.

⇒ y⁴ + 0y³ – 3y² + 0y + 5

is the polynomial form .

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