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Recent questions tagged exponents
+2
votes
1
answer
Write the following numbers in the expanded exponential forms: (i) 20068 (ii) 420719 (iii) 7805192
asked
Apr 7, 2019
by
kratos
class-8
exponents
class-7
+2
votes
1
answer
Express each of the following rational numbers in power notation: (i) (49/64) (ii) (- 64/125) (iii) (-12/16)
asked
Apr 5, 2019
by
kratos
exponents
class-7
+3
votes
1
answer
Express the number appearing in the following statements in standard form. (a) The distance between Earth and Moon is 384,000,000 m.
asked
Mar 26, 2019
by
kratos
algebraic expressions
cbse
class-8
exponents
class-7
exponents and powers
symmetry
+2
votes
1
answer
Express each of the following as a product of prime factors only in exponential form :
asked
Mar 26, 2019
by
kratos
exponents
class-7
+3
votes
1
answer
Find the value of (-0.2)^-4
asked
Mar 17, 2019
by
kratos
class-8
exponents
+1
vote
1
answer
Express the following numbers in standard form. (i) 0.0000000000085 (ii) 0.00000000000942 (iii) 6020000000000000 (iv) 0.00000000837
asked
Mar 14, 2019
by
kratos
powers
class-8
exponents
exponents and powers
power
+3
votes
1
answer
Express the number appearing in the following statements in standard form. (i) 1 micron is equal to 1/1000000 m.
asked
Mar 13, 2019
by
kratos
class-8
exponents
exponents and powers
power
+1
vote
1
answer
Suppose b is a positive integer such that is also an integer. What are the possible values of b.
asked
Mar 10, 2019
by
kratos
class-8
exponents
class-7
+3
votes
1
answer
In the real number system, the equation√( x + 3− 4√( x −1)) +√ (x + 8 − 6√( x −1)) = 1 has –
asked
Mar 10, 2019
in
JEE
by
kratos
applications of derivatives
cbse
class-8
class-11
jee
definite integral
exponents
class-9
real numbers
jee mains
class-12
+3
votes
1
answer
Exponents 8th grade
asked
Mar 5, 2019
in
Class 10
by
kratos
exponents
class-10
real numbers
class-9
+1
vote
1
answer
1bit 1024 bits
asked
Mar 1, 2019
in
Computer
by
kratos
class-11
computer organisation
exponents
class-9
class-12
sequences and series
area of bounded regions
+2
votes
1
answer
If p > q > 0, pr < - 1 < qr, then prove that tan^-1((p - q)/(1 + pq)) + tan^-1((q - r)/(1 + qr)) + tan^-1((r - p)/(1 + rp)) = π
asked
Feb 25, 2019
in
Class 9
by
kratos
class-8
exponents
class-9
triangles
congruent triangles
+3
votes
1
answer
Evaluate: (2^2 + 3^2) x (1/2)^2
asked
Feb 20, 2019
by
kratos
class-8
exponents
icse
+3
votes
1
answer
Using laws of exponents, simplify and write the answer in exponential form (i) 2^3 × 2^4 × 2^5
asked
Feb 18, 2019
by
kratos
class-8
exponents
class-7
+1
vote
1
answer
Express each of the following in exponential form: (i) (-5) × (-5) × (-5) (ii) (-5/7) × (-5/7) × (-5/7) × (-5/7)
asked
Feb 11, 2019
by
kratos
exponents
class-7
+2
votes
1
answer
Simplify: 3√(5^(1/log75) + 1/√( - log10(0.1)))
asked
Feb 2, 2019
in
JEE
by
kratos
class-8
indices and cube root
jee
exponents
rationalisation
class-9
class-10
jee mains
real numbers
+3
votes
1
answer
Simplify: 8^4/3 + 25^3/2 - (1/27)^-(2/3)
asked
Jan 31, 2019
by
kratos
class-8
exponents
class-7
+2
votes
1
answer
Express the following numbers in standard form: (i) 0.0000000000085 (ii) 0.00000000000942 (iii) 6020000000000000 (iv) 0.00000000837 (v) 31860000000
asked
Jan 29, 2019
by
kratos
powers
class-8
exponents
class-7
exponents and powers
power
+3
votes
1
answer
Find the value of m for which 5^m÷5^-3=5^5
asked
Jan 22, 2019
in
Class 9
by
kratos
exponents
class-9
+1
vote
1
answer
Match the following and select corret answer (a) The maximum number of electrons i) (2l + 1) in any shell is .
asked
Jan 22, 2019
in
Class 11
by
kratos
class-8
quantum mechanical model of atom
class-11
exponents
class-9
atomic structure
icse
structure of atom
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