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Maruf Ahmed
Subject: Maths
, asked on 12/3/18
Is x
2
a
Polynomial
?
Answer
1
Op Goel
Subject: Maths
, asked on 25/2/18
Hi experts. Simplify the expression {-a[a+{a+b-2a(a-2b)}-b]
Answer
2
Op Goel
Subject: Maths
, asked on 25/2/18
Hi experts. Simplify the equation [-m-[m+n-2m-(m+2n)]-n]]
Answer
2
Anandh True
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.)
Answer
2
Lekisha Gupta
Subject: Maths
, asked on 15/2/18
Q. Find the value of k if the expression 2a^2 - 3a + 7k = 12 at a = -2.
Answer
1
Amrita Sinha
Subject: Maths
, asked on 11/2/18
Pls solve 4 and 5
Q4. (a) What should be added to x
2
+ xy + y
2
to obtain 2x
2
+ 3xy?
(b) What should be subtracted from 2a + 8b + 10 to get – 3a + 7b + 16 ?
Q5. What should be taken away from 3x
2
– 4y
2
+ 5 xy + 20 to obtain – x
2
– y
2
+ 6xy + 20 ?
Answer
1
Amrita Sinha
Subject: Maths
, asked on 11/2/18
Q. What should be added to
x
2
+
x
y
+
y
2
t
o
o
b
t
a
i
n
2
x
2
+
3
x
y
?
Answer
2
Amrita Sinha
Subject: Maths
, asked on 11/2/18
How to subtract an algebric expression?
Answer
2
Amrita Sinha
Subject: Maths
, asked on 11/2/18
Add
3mn,-5mn,8mn,-4mn
Answer
4
Avik Mandal
Subject: Maths
, asked on 4/2/18
Simplify:
5
x
7
y
5
×
10
a
3
x
2
-
3
2
x
5
y
3
×
6
a
2
y
-
2
Answer
2
Santanu Sahoo
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.
Answer
1
Santanu Sahoo
Subject: Maths
, asked on 1/2/18
Solve the following:
I
f
x
+
1
x
=
-
1
,
t
h
e
n
f
i
n
d
t
h
e
v
a
l
u
e
o
f
x
99
+
1
x
99
Answer
2
Santanu Sahoo
Subject: Maths
, asked on 28/1/18
Answer the following:-
If a + b + c =0, then prove that "a
3
+ b
3
+ c
3
= 3abc"
{Please try to avoid the providing of web-link and certified answer … I want only experts to their solutions. }
Answer
2
Santanu Sahoo
Subject: Maths
, asked on 27/1/18
Solve: Simplify :
a
-
b
a
+
b
+
b
-
c
b
+
c
+
c
-
a
c
+
a
+
a
-
b
b
-
c
c
-
a
a
+
b
b
+
c
c
+
a
Answer
1
Santanu Sahoo
Subject: Maths
, asked on 27/1/18
SOlve the following:
a
+
x
+
a
-
x
a
+
x
+
a
-
x
=
a
x
Answer
1
1
2
3
4
5
Next
What are you looking for?
4r2 (3r-5)-2r2(6r-10) . ( the 2 after 4r and 2r are squared.)
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 ?
3mn,-5mn,8mn,-4mn
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.
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. }