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Recent questions tagged Real numbers
0
votes
1
answer
Show3√2-5√7 is irrational
asked
Jun 9
in
Board Exams
by
Manish sinha
(
15
points)
real numbers
0
votes
1
answer
prove that the product of two odd number is always an odd number
asked
May 19
in
Class X Maths
by
Anmol72540
(
15
points)
real numbers
0
votes
0
answers
Prove that if x and y are positive integers then X square + Y square even but not divisible by 4.
asked
Mar 23
in
Class X Maths
by
Sakshi Gupta
(
-254
points)
real numbers
0
votes
1
answer
Show that any positive integer is of the form 3 q , 3q+1, 3q+2 for some integer q.
asked
Mar 23
in
Class X Maths
by
Sakshi Gupta
(
-254
points)
real numbers
0
votes
1
answer
Decimal expansion of 33÷22×5
asked
Nov 4, 2018
in
Class X Maths
by
Risha singh
(
15
points)
real numbers
0
votes
1
answer
Rationalise: 1/√7+√3-√2.
asked
Sep 13, 2018
in
Class IX Maths
by
aditya23
(
-1,775
points)
real numbers
0
votes
1
answer
Simplify: 7√3 / √10+√3 - 2√5/√6+√5 - 3√2/√15+3√2.
asked
Sep 13, 2018
in
Class IX Maths
by
aditya23
(
-1,775
points)
real numbers
0
votes
1
answer
Find the value of : 4/(216) to the power -2/5 + 1/(256) to the power -3/4 + 2/(243) to the power -1/5.
asked
Sep 13, 2018
in
Class IX Maths
by
aditya23
(
-1,775
points)
real numbers
0
votes
1
answer
Find the value of: 4/(216)to the power -2/3 + 1/(256) to the power -3/4 + 2/(243) to the power -1/5.
asked
Sep 12, 2018
in
Class IX Maths
by
navnit40
(
-4,342
points)
real numbers
0
votes
1
answer
If 4 to the power 2x-1 - 16 to the power x-1 = 348,Find the value of x.
asked
Sep 12, 2018
in
Class IX Maths
by
muskan15
(
-3,352
points)
real numbers
0
votes
1
answer
Simplify: √25 / cube root √64 +(256/625) whole to the power - 1/4 + 1/(64/125)to the power 2/3.
asked
Sep 12, 2018
in
Class IX Maths
by
muskan15
(
-3,352
points)
real numbers
0
votes
1
answer
If 2 to the power 5x/2 to the power x = 5under root √ 2 to the power 20,find x.
asked
Sep 12, 2018
in
Class IX Maths
by
muskan15
(
-3,352
points)
real numbers
+1
vote
1
answer
Multiply: 5 cube root √ 4 by √ 3.
asked
Sep 12, 2018
in
Class IX Maths
by
muskan15
(
-3,352
points)
real numbers
+1
vote
1
answer
Represent √ 4.5 on the number line.
asked
Sep 12, 2018
in
Class IX Maths
by
muskan15
(
-3,352
points)
real numbers
+1
vote
1
answer
Find the value of x, if(6/5)to the power x ,(5/6) to the power 2x = 125/216.
asked
Sep 12, 2018
in
Class IX Maths
by
muskan15
(
-3,352
points)
real numbers
+1
vote
1
answer
If x=1+ √ 2,find the value of (x-1/x)whole cube.
asked
Sep 12, 2018
in
Class IX Maths
by
muskan15
(
-3,352
points)
real numbers
+1
vote
1
answer
If a=2+√3,Find the value of a-1/a.
asked
Sep 12, 2018
in
Class IX Maths
by
muskan15
(
-3,352
points)
real numbers
+1
vote
1
answer
Simplify: 9 to the power 1/3 x 27 to the 3 to the power -1/2 / 3 to the power 1/6 x 3 to the power -2/3.
asked
Sep 12, 2018
in
Class IX Maths
by
muskan15
(
-3,352
points)
real numbers
+1
vote
1
answer
Rationalise the denominator of 1/√3+√2 and hence evaluate by taking √2 = 1.414 and √3 = 1.732,up to three places of decimal.
asked
Sep 12, 2018
in
Class IX Maths
by
muskan15
(
-3,352
points)
real numbers
+1
vote
1
answer
Simplify : √ 625 - 8 cube root √ 125 + 4 under root √ 81+15 5under root √ 32.
asked
Sep 12, 2018
in
Class IX Maths
by
muskan15
(
-3,352
points)
real numbers
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