Arrange the following surds in an ascending order of magnitude:
`root(3)(9),root(9)(5),root(3)(7)`
1 Answers
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Arrange the following into a array both in descending and ascending order: Marks obtained by students 40,59,80,92,33,75,63,74,81,0.
Ascending order- 0,33,40,59,63,74,75,80,81,90 Descending order- 90,81,80,75,74,63,59,40,33,0
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Write the following in exponential form and redical form. (i) Cube root of 729 (ii) Fifth root of 1990 (iii) Square root of 2001 (iv) Seventh root of
Correct Answer - (i) `(729)^(1/3), root(3)(729)` (ii) `(1990)^(1/5), root(5)(1990)` (iii) `(2001)^(1/2), sqrt(2001)` (iv) `(777)^(1/7), root(7)(777)`
2 Answers 1 views
(i) Simplify `(2^(2/3)-2^((-2)/3))(2^(4/3)+1+2^((-4)/3))` (ii) `[(root(6)(7))^(2)+(root(6)(7))^(-2)][(root(6)(7))^(4)-1+(root(6)(7))^(-4)]`
Correct Answer - (i) `15/4` (ii) `50/7`
2 Answers 1 views
The ascending order of the first ionisation potential of C, N, O and F is _______.
Correct Answer - C, O, N, F
2 Answers 1 views
Arrange the following surds in an ascending order of magnitude : `root(3)(4),root(4)(5),sqrt(8)`
Correct Answer - `root(4)(5),root(3)(4),sqrt(8)`
2 Answers 1 views
Which of the following will release more energy on oxidation ? Arrange them in ascending order. (a) 1 gm of fat (b) 1 gm of protein (c) 1 gm of glucos
Correct Answer - (b) (a) (d) and (c) .
2 Answers 1 views
The following obsevations are arranged in ascending order : 26,29,42,53,x,x+2, 70,75,82,93 if the median is 65, find the value of x.
Correct Answer - x=64
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The numbers 52,53,54,54,(2x+1),55,55,56,57 have been arranged in an ascending order and their median is 55. find the value of x and hence of the given
Correct Answer - x=27, mode =55
2 Answers 1 views
The numbers 42,43,44,44,(2x+3),45,45,46,47,have been arranged in as ascending order and their medain is 45. find the value of x. Hence , find the mode
Correct Answer - x=21 mode =45
2 Answers 1 views
The correct ascending order of atomic size for
B) Li, Be, C, N
2 Answers 1 views