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Sneha Ranjan
Subject: Maths
, asked on 31/12/17
Q.
Identify the like terms :-
2
x
y
,
-
6
x
y
2
,
x
y
,
x
2
y
,
y
x
,
-
9
x
y
,
41
,
11
y
x
2
,
10
x
y
,
72
y
,
81
x
,
15
y
,
19
x
y
2
Answer
1
Manan Sanghani
Subject: Maths
, asked on 28/12/17
What is the synonym of quadrinomial
Answer
2
Santanu Sahoo
Subject: Maths
, asked on 25/12/17
If
2
x
-
y
x
+
2
y
=
1
2
, then find the value of
3
x
-
y
3
x
+
y
.
Answer
2
Santanu Sahoo
Subject: Maths
, asked on 20/12/17
I HAD THE FOLLOWING QUESTION, BUT I AM HAVING A DOUBT IN UNDERSTANDING THE FOLLOWING SOLUTION: SOLUTION BY EXPERT IS GIVEN AT THE BOTTOM::QUESTION ASKED WAS::
Give a formal proof and a geometrical proof for the following:
a
2
-b
2
=(a+b)(a-b)
Answer
1
Siya Talwar
Subject: Maths
, asked on 20/12/17
Q102. If 4x
2
+ y
2
= 40 and xy = 6, the value of (2x + y) is
(A) 8 (B) -8
(C)
±
8 (D) None of these.
Q103. If x
2
+ y
2
= 29 and xy = 2, the value of (x
4
+ y
4
) is
(A) 821 (B) 823
(C) 831 (D) 833
Answer
5
Siya Talwar
Subject: Maths
, asked on 20/12/17
Solve this:
Q). What is the value of 'b' for which
4
x
2
-
20
x
+
20
+
b
is whole square?
Answer
1
Santanu Sahoo
Subject: Maths
, asked on 20/12/17
Give a formal proof and a geometrical proof for the following:
a
2
- b
2
= (a-b)(a+b)
Please don't prove this by taking examples, I ned a formal and geometrical proof for this... FAST.
Answer
1
Santanu Sahoo
Subject: Maths
, asked on 19/12/17
I sincerely request only the experts to solve this:
Q). If
3
x
+
1
2
x
=
5
, then find the value of
8
x
3
+
1
27
x
3
.
Answer
1
Siddhika Shaw
Subject: Maths
, asked on 12/12/17
2^3+2^3+2^3+2^3+2^3 is equal to
Answer
1
Siddhika Shaw
Subject: Maths
, asked on 12/12/17
If X=5 and Y=x+7, then value of Square root of X^2+Y^2
Answer
1
Siddhika Shaw
Subject: Maths
, asked on 12/12/17
On simplification the product of (x-1/x)(X+1/x)(X^2+1/X^2) is
Answer
1
Siddhika Shaw
Subject: Maths
, asked on 12/12/17
The Degree of (6x^2-7x^3+3x^2+2x-1)
Answer
1
Pranit Shetty
Subject: Maths
, asked on 11/12/17
Is the coefficient of y square in the expression -3x square y+7xy square+31 is 7x ?If yes,then why?
Answer
1
Riyaz
Subject: Maths
, asked on 9/12/17
please solve
15-3(x+1)=6
Answer
1
Damaraju Venkata Nagendra
Subject: Maths
, asked on 27/11/17
Ans 36
36. Tanya and Priya left Town P and travelled in opposite directions to Town Q and Town R respectively at 7:30 a.m. Tanya was travelling at a speed of 68 km/hr while Priya was travelling at a speed of 52 km/hr. How far apart are they at 9:30 a.m.?
A. 320 km
B. 230 km
C. 136 km
D. 240 km
Answer
2
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What are you looking for?
Give a formal proof and a geometrical proof for the following:
a2-b2=(a+b)(a-b)
(A) 8 (B) -8
(C) 8 (D) None of these.
Q103. If x2 + y2 = 29 and xy = 2, the value of (x4 + y4) is
(A) 821 (B) 823
(C) 831 (D) 833
Q). What is the value of 'b' for which is whole square?
- a2 - b2 = (a-b)(a+b)
Please don't prove this by taking examples, I ned a formal and geometrical proof for this... FAST.Q). If , then find the value of .
15-3(x+1)=6
36. Tanya and Priya left Town P and travelled in opposite directions to Town Q and Town R respectively at 7:30 a.m. Tanya was travelling at a speed of 68 km/hr while Priya was travelling at a speed of 52 km/hr. How far apart are they at 9:30 a.m.?
A. 320 km
B. 230 km
C. 136 km
D. 240 km