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Atreya
Subject: Maths
, asked on 23/5/18
17th
17
.
T
h
e
v
a
l
u
e
o
f
p
a
n
d
q
(
p
≠
0
,
q
≠
0
)
f
o
r
w
h
i
c
h
p
,
q
a
r
e
t
h
e
r
o
o
t
s
o
f
t
h
e
e
q
u
a
t
i
o
n
x
2
+
p
x
+
q
a
b
=
0
a
r
e
(
a
)
p
=
1
,
q
=
-
2
(
b
)
p
=
-
1
,
q
=
-
2
(
c
)
p
=
-
1
,
q
=
2
(
d
)
p
=
1
,
q
=
2
Answer
1
Atreya
Subject: Maths
, asked on 23/5/18
16th.one fast
Answer
1
Atreya
Subject: Maths
, asked on 23/5/18
Q.10. The number of solutions of
x
2
+
x
-
1
=
1
is
(a) 0
(b) 1
(c) 2
(d) 3
Answer
2
Kislay Shukla
Subject: Maths
, asked on 22/5/18
How to solve eqn involving 4th degree??
Like: x^4-2x^3-6x^2+16x-8=0
Answer
0
Champ Jee
Subject: Maths
, asked on 21/5/18
The value of
0
.
16
log
2
.
5
1
3
+
1
3
2
+
1
3
3
+
.
.
.
to
∞
is
(a) 0.16 (b) 1 (c) 0.4 (d) 4
Answer
1
Om
Subject: Maths
, asked on 18/5/18
Sir/ma'am
Question 19 to 21
Answer
5
Asheesh Kumar
Subject: Maths
, asked on 17/5/18
Please solve this question of quadratic-:
Q.1 A quadratic polynomial f (x)= x
2
+ ax +b is formed with one of its zeros being
4
+
3
3
2
+
3
where a and b are integers. Also g (x) = x
4
+ 2x
3
-10x
2
+ 4x- 10 is a biquadratic polynomial such that g
4
+
3
3
2
+
3
=
c
3
+
b
where c and d are also integers. Find the values of a. b. c and d.
Answer
1
Diksha Shrivastava
Subject: Maths
, asked on 16/5/18
Solve this by binomial theorem:
(1-i)^4
Answer
1
Diksha Shrivastava
Subject: Maths
, asked on 16/5/18
Can you solve question no.8 from page no.104 by binomial theorem? Please proVide the solution!
Answer
1
Atreya
Subject: Maths
, asked on 12/5/18
4th one with sol please
Answer
1
😎utkarsh Shukla
Subject: Maths
, asked on 25/4/18
Find the value of :
Q.
x
b
x
c
1
b
c
.
x
c
x
a
1
c
a
.
x
a
x
b
1
a
b
Answer
1
Nihar Barbhaya
Subject: Maths
, asked on 18/4/18
Pls expert help in question no. 7
7. If
x
+
i
y
=
4
+
4
i
5
+
12
i
t
h
e
n
169
(
x
2
+
y
2
)
2
i
s
1) 5
2) 10
3) 25
Answer
2
Archana
Subject: Maths
, asked on 18/4/18
Q. The principal of
i
i
is equal to -
a
.
e
b
.
e
-
π
/
2
c
.
e
-
3
π
/
2
d
.
n
o
n
e
o
f
t
h
e
s
e
Explain stepwise with formulas if any.
Answer
1
Archana
Subject: Maths
, asked on 18/4/18
explain step wise...don't skip any step !!
Q.4. If
l
m
2
z
+
1
i
z
+
1
=
-
2
, then the locus of the point representing z in the complex plane is
(a) a circle
(b) a straight line
(c) a parabola
(d) None of these
Answer
1
Shashwat Pathak
Subject: Maths
, asked on 16/4/18
Let a and c be prime numbers and 'b' an integer. Given that the quadratic equation ax^2+bx+c =0 has rational roots, show tha one of the root is independent of the coefficients. Find the 2 roots.
Answer
1
1
2
3
4
5
Next
What are you looking for?
(a) 0
(b) 1
(c) 2
(d) 3
Like: x^4-2x^3-6x^2+16x-8=0
(a) 0.16 (b) 1 (c) 0.4 (d) 4
Question 19 to 21
Q.1 A quadratic polynomial f (x)= x2 + ax +b is formed with one of its zeros being where a and b are integers. Also g (x) = x4 + 2x3 -10x2 + 4x- 10 is a biquadratic polynomial such that g where c and d are also integers. Find the values of a. b. c and d.
(1-i)^4
Q.
7. If
1) 5
2) 10
3) 25
Q. The principal of is equal to -
Explain stepwise with formulas if any.
Q.4. If , then the locus of the point representing z in the complex plane is
(a) a circle
(b) a straight line
(c) a parabola
(d) None of these