Question

Please tell me the answer of this question please ​

Answer 1

Answer:

x+2)4x⁴+2x³-3x²+8x+5a(4x³-6x²+9x-10

-(4x⁴+8x³)

-6x³-3x²

-(-6x³-12x²)

9x²+8x+5a

-(9x²+18x)

-10x+5a

-(-10x-20)

5a+20

5a+20=0

5a=-20

a=-4

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