Math, asked by hayaquee, 17 days ago

What should be added to 1 + 2x – 3x 2 to get x2 – x – 1 ?​

Answers

Answered by aaravpatel05112007
0

Answer:

Answer: 4x2 −3x−2 added to the equation.

This should be added.

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Answered by vijaymtm80gmailcom
0

Let the A's One day work be 1 / 16

Let the B's One day work be 1/ 12

Let A,B and C's One day work be 1/ 6

To Find

how much time will be taken for C alone.

Solution

C's One day work will be the subtraction of A and B's work from the total ,

\longrightarrow \: \dfrac{1}{6} - ( \frac{1}{12} + \frac{1}{16} )⟶

6

1

−(

12

1

+

16

1

)

\implies \: \dfrac{1}{6} - \dfrac{1}{16 } - \dfrac{1}{12}⟹

6

1

16

1

12

1

Here L.C.M = 48 and therefore ,

\implies \: \: \dfrac{8 - 3 - 4}{48}⟹

48

8−3−4

\implies \: \dfrac{1}{48}⟹

48

1

So , C person can complete the work within 48 days.

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