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Shivam Gupta
Subject: Maths
, asked on 18/9/17
Q.7. If
$\left|x-3\right|\le 2$
, then
$x\in $
[1, 5]
[0, 5]
[- 5, 1]
[- 2, 2]
Answer
4
Shivam Gupta
Subject: Maths
, asked on 18/9/17
Sir:
$\mathrm{Q}.8\mathrm{If}1\le \left|\mathrm{x}-3\right|\le 4,\mathrm{then}\mathrm{x}\in \phantom{\rule{0ex}{0ex}}\mathrm{Choose}\mathrm{one}\phantom{\rule{0ex}{0ex}}\circ \left[4,7\right]\phantom{\rule{0ex}{0ex}}\circ \left[-1,2\right]\phantom{\rule{0ex}{0ex}}\circ \left[-1,2\right]\cup \left[4,7\right]\phantom{\rule{0ex}{0ex}}\circ \left(-1,2\right)\cup \left(4,7\right)$
$\mathrm{Q}.8\mathrm{If}1\le \left|\mathrm{x}-3\right|\le 4,\mathrm{then}\mathrm{x}\in \phantom{\rule{0ex}{0ex}}\mathrm{Choose}\mathrm{one}\phantom{\rule{0ex}{0ex}}\circ \left[4,7\right]\phantom{\rule{0ex}{0ex}}\circ \left[-1,2\right]\phantom{\rule{0ex}{0ex}}\circ \left[-1,2\right]\cup \left[4,7\right]\phantom{\rule{0ex}{0ex}}\circ \left(-1,2\right)\cup \left(4,7\right)$
Answer
1
Shivam Gupta
Subject: Maths
, asked on 18/9/17
sir
Answer
2
Shivam Gupta
Subject: Maths
, asked on 18/9/17
Q.10. If
$\left|\left|x-1\right|-2\right|<5,thenx\in $
(6, 8)
(- 6, 8)
(- 7, 8)
(- 2, 7)
Answer
2
Shivam Gupta
Subject: Maths
, asked on 18/9/17
sir
Q.11. The region of xy plane represented by the inequalities x
$\ge $
6, y
$\ge $
2 and 2x + y
$\le $
10 is
Choose one:
A. Unbounded
B. Polygon
C. Exterior of triangle
D. No solution
Answer
1
Shivam Gupta
Subject: Maths
, asked on 18/9/17
sir
Q.12. If a, b, c are real numbers such that a > b and c < 0, then
Choose one:
A. ac < bc
B. ac < bc
C. ac
$\le $
bc
D. Nothing can be said
Answer
3
Shivam Gupta
Subject: Maths
, asked on 18/9/17
sir
Q.14. If 4x + 3
$\le $
2x + 17 and 3x - 5 > - 2, then x
$\in $
Answer
1
Shivam Gupta
Subject: Maths
, asked on 18/9/17
The longer side of a triangle is twice the shortest side and the third side is 3 cm longer than the shortest side. If the perimeter is atleast 39 cm, then the minimum length of the longest side is
Answer
1
Karan Chaudhary
Subject: Maths
, asked on 9/9/17
How to solve them
$\mathbf{11}\mathbf{)}\mathbf{}Findthedomainandrangeof:\phantom{\rule{0ex}{0ex}}\phantom{\rule{0ex}{0ex}}(i)f(x)=\frac{1}{4-{x}^{2}}\phantom{\rule{0ex}{0ex}}(ii)f(x)={x}^{2}+2\phantom{\rule{0ex}{0ex}}(iii)f(x)=\sqrt{{x}^{2}+4}$
Answer
2
Ranjan Shivam
Subject: Maths
, asked on 6/9/17
how to solve modulus inequality?
Answer
1
Prasad Kumkar
Subject: Maths
, asked on 31/8/17
Solve this:
Q.66. Points A and B are selected on the graph of x2 + 2y = 0 so that the triangle ABO is equilateral. The length of the side of the triangle is ('O' is the origin)
(A)
$4\sqrt{3}$
(B)
$\frac{4}{3}$
(C)
$\frac{4}{\sqrt{3}}$
(D)
$2\sqrt{3}$
Answer
1
Aparna
Subject: Maths
, asked on 28/8/17
find the value of(log3 12)*(log3 72)-log3(192)*log3 6
Answer
1
Divyansh Saxena
Subject: Maths
, asked on 22/8/17
14 question????
Answer
1
Divyansh Saxena
Subject: Maths
, asked on 21/8/17
15 question ????
Answer
1
Shivangi
Subject: Maths
, asked on 21/8/17
3x-5<=5x+4<11
Answer
1
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What are you looking for?

[1, 5]

[0, 5]

[- 5, 1]

[- 2, 2]

$\mathrm{Q}.8\mathrm{If}1\le \left|\mathrm{x}-3\right|\le 4,\mathrm{then}\mathrm{x}\in \phantom{\rule{0ex}{0ex}}\mathrm{Choose}\mathrm{one}\phantom{\rule{0ex}{0ex}}\circ \left[4,7\right]\phantom{\rule{0ex}{0ex}}\circ \left[-1,2\right]\phantom{\rule{0ex}{0ex}}\circ \left[-1,2\right]\cup \left[4,7\right]\phantom{\rule{0ex}{0ex}}\circ \left(-1,2\right)\cup \left(4,7\right)$$\mathrm{Q}.8\mathrm{If}1\le \left|\mathrm{x}-3\right|\le 4,\mathrm{then}\mathrm{x}\in \phantom{\rule{0ex}{0ex}}\mathrm{Choose}\mathrm{one}\phantom{\rule{0ex}{0ex}}\circ \left[4,7\right]\phantom{\rule{0ex}{0ex}}\circ \left[-1,2\right]\phantom{\rule{0ex}{0ex}}\circ \left[-1,2\right]\cup \left[4,7\right]\phantom{\rule{0ex}{0ex}}\circ \left(-1,2\right)\cup \left(4,7\right)$

(6, 8)

(- 6, 8)

(- 7, 8)

(- 2, 7)

Q.11. The region of xy plane represented by the inequalities x$\ge $6, y$\ge $2 and 2x + y$\le $10 is

Choose one:

A. Unbounded

B. Polygon

C. Exterior of triangle

D. No solution

Q.12. If a, b, c are real numbers such that a > b and c < 0, then

Choose one:

A. ac < bc

B. ac < bc

C. ac $\le $ bc

D. Nothing can be said

Q.14. If 4x + 3 $\le $ 2x + 17 and 3x - 5 > - 2, then x $\in $

$\mathbf{11}\mathbf{)}\mathbf{}Findthedomainandrangeof:\phantom{\rule{0ex}{0ex}}\phantom{\rule{0ex}{0ex}}(i)f(x)=\frac{1}{4-{x}^{2}}\phantom{\rule{0ex}{0ex}}(ii)f(x)={x}^{2}+2\phantom{\rule{0ex}{0ex}}(iii)f(x)=\sqrt{{x}^{2}+4}$

Q.66. Points A and B are selected on the graph of x2 + 2y = 0 so that the triangle ABO is equilateral. The length of the side of the triangle is ('O' is the origin)

(A) $4\sqrt{3}$

(B) $\frac{4}{3}$

(C) $\frac{4}{\sqrt{3}}$

(D) $2\sqrt{3}$