Login
Login
Register
Questions
Unanswered
Tags
Categories
Ask a Question
Ask a Question
Recent questions tagged powers
+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 each of the following rational numbers with a negative exponent: (1/4)^3 , (3/5)^4
asked
Mar 11, 2019
by
kratos
class-8
powers
+3
votes
1
answer
Simplify: ((1/3)^-3 – (1/2)^-3) ÷ (1/4)^-3 , (((-1/4)^2)^-2)^-1
asked
Mar 5, 2019
by
kratos
class-8
powers
+3
votes
1
answer
Write each of the following in exponential form: (3/2)^-1 × (3/2)^-1 × (3/2)^-1 × (3/2)^-1
asked
Feb 24, 2019
by
kratos
class-8
powers
+3
votes
1
answer
By what number should 5^-1 be multiplied so that the product may be equal to (-7)^-1?
asked
Feb 15, 2019
by
kratos
class-8
powers
+3
votes
1
answer
By what number should 5^-1 be multiplied so that the product may be equal to (-7)^-1 ?
asked
Feb 4, 2019
by
kratos
class-8
powers
+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 values of each of the following :3^-1 + 4^-1 , (3^-1 + 4^-1 + 5^-1)^0
asked
Jan 12, 2019
by
kratos
class-8
powers
+2
votes
1
answer
By what number should (1/2)^-1 be multiplied so that the product may be equal to (-4/7)^-1?
asked
Jan 9, 2019
by
kratos
class-8
powers
+3
votes
1
answer
Simplify: (4^-1 × 3^-1)^2 , (2^-1 + 3^-1)^-1
asked
Dec 22, 2018
by
kratos
class-8
powers
+1
vote
1
answer
Evaluate: 5^-2 , (-1/2)^-1
asked
Nov 11, 2018
by
kratos
class-8
powers
+2
votes
1
answer
By what number should (5/3)^-2 be multiplied so that the product may be (7/3)^-1 ?
asked
Nov 2, 2018
by
kratos
class-8
powers
+1
vote
1
answer
Express the following numbers in standard form: 6020000000000000 , 0.00000000000942
asked
Nov 1, 2018
in
Class 12
by
kratos
powers
class-8
authority and legitimacy
exponents
exponents and powers
power
class-12
+2
votes
1
answer
Simplify and express the result in power notation with positive exponent. (i) ( 3^-7 ÷ 3^-10 ) x 3^-5 (ii) 2^-3 x (-7)^-3
asked
Oct 18, 2018
by
kratos
powers
class-8
exonents and powers
powers and exponents
exponents of power
+3
votes
1
answer
Simplify and express the result in power notation with positive exponent. (i) (-4)^5 ÷ (-4)^8 (ii) ( 1/2^3 )^2 (iii) (-3)^4 x (5/3)^4
asked
Oct 15, 2018
by
kratos
powers
algebra
class-8
exponents
class-7
powers and exponents
exponents of power
+3
votes
1
answer
Simplify: (3^2 + 2^2) × (1/2)^3
asked
Sep 30, 2018
by
kratos
class-8
powers
+2
votes
1
answer
By what number should (1/2)^-1 be multiplied so that the product may be equal to (-4/7)^-1 ?
asked
Aug 5, 2018
by
kratos
class-8
powers
+2
votes
1
answer
Find x, if (1/4)^-4 × (1/4)^-8 = (1/4)^-4x
asked
Jul 3, 2018
by
kratos
class-8
powers
+2
votes
1
answer
Write the following numbers in the usual form: 4.83 × 10^7 , 4.5 × 10^4
asked
Jun 13, 2018
by
kratos
powers
class-8
cubes and cube roots
exponents
power
rational numbers
+1
vote
1
answer
By what number should (-15)^-1 be divided so that the quotient may be equal to (-5)^-1 ?
asked
Jun 6, 2018
by
kratos
class-8
powers
To see more, click for the
full list of questions
or
popular tags
.