Subject: Maths, asked on 12/3/18

## Is x2 a Polynomial ?

Subject: Maths, asked on 25/2/18

## Hi experts. Simplify the expression {-a[a+{a+b-2a(a-2b)}-b]

Subject: Maths, asked on 25/2/18

## Hi experts. Simplify the equation [-m-[m+n-2m-(m+2n)]-n]]

Subject: Maths, asked on 24/2/18

## Plz simplify this question fast. 4r2 (3r-5)-2r2(6r-10)  .                              ( the 2 after 4r and 2r are squared.)

Subject: Maths, asked on 15/2/18

## Q. Find the value of k if the expression 2a^2 - 3a + 7k = 12 at a = -2.

Subject: Maths, asked on 11/2/18

## Pls solve 4 and 5  Q4. (a) What should be added to x2 + xy + y2 to obtain 2x2 + 3xy? ​        (b) What should be subtracted from 2a + 8b + 10 to get – 3a + 7b + 16 ? Q5. What should be taken away from 3x2 – 4y2 + 5 xy + 20 to obtain – x2 – y2  + 6xy + 20 ?

Subject: Maths, asked on 11/2/18

## Q. What should be added to

Subject: Maths, asked on 11/2/18

## How to subtract an algebric expression?

Subject: Maths, asked on 11/2/18

## Add 3mn,-5mn,8mn,-4mn

Subject: Maths, asked on 4/2/18

## Simplify: $\frac{5{x}^{7}{y}^{5}×{\left(10{a}^{3}{x}^{2}\right)}^{-3}}{\left(2{x}^{5}{y}^{3}\right)×{\left(6{a}^{2}y\right)}^{-2}}$

Subject: Maths, asked on 1/2/18

## MeritNation, Before some time, one of the Meritnation experts, I.E Brijendra pal sir, had answered one of my queries. But, the answer to the same was having some error, so I want him to recheck the following again. I have highlighted the error part in red colour. ​

Subject: Maths, asked on 1/2/18

## Solve the following:

Subject: Maths, asked on 28/1/18

## Answer the following:- If a + b + c =0, then prove that "a3 + b3 + c3 = 3abc"​{Please try to avoid the providing of web-link and certified answer … I want only experts to their solutions. }

Subject: Maths, asked on 27/1/18

## Solve:​ Simplify : $\frac{a-b}{a+b}+\frac{b-c}{b+c}+\frac{c-a}{c+a}+\frac{\left(a-b\right)\left(b-c\right)\left(c-a\right)}{\left(a+b\right)\left(b+c\right)\left(c+a\right)}$

Subject: Maths, asked on 27/1/18

## SOlve the following: $\frac{\sqrt{\left(a+x\right)}+\sqrt{\left(a-x\right)}}{\sqrt{\left(a+x\right)}+\sqrt{\left(a-x\right)}}=\frac{a}{x}$

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