Math, asked by kniku464, 17 days ago

31. What should be added to 2x ^ 4 + 3x ^ 2 - 6 to obtain 5x^ 4 6x^ 3 +x^ 2 +5 . ​

Answers

Answered by meitz343
0

Answer:

In order to get (3x

2

−2x+6)from(2x

2

+6x−5) we need to:

(3x

2

−2x+6)−(2x

2

+6x−5)

=3x

2

−2x+6−2x

2

−6x+5

=x

2

−4x+11

(ii) In order to get (2a

2

−b

2

−3c

2

+abc)from(a

2

+b

2

+c

2

−3abc) we need to:

(a

2

+b

2

+c

2

−3abc)−(2a

2

−b

2

−3c

2

+abc)

=a

2

+b

2

+c

2

−3abc−2a

2

+b

2

+3c

2

−abc

=a

2

+2b

2

+4c

2

−4abc

Answered by radhaasati1982
0

Answer:

-4abc

Step-by-step explanation:

you know about water in the expression

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