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Class 8 Maths Study Material

An Educational platform for Preparation and Practice Class 8. Kidsfront provide unique pattern of learning Maths with free online comprehensive study material in the form of QUESTION & ANSWER for each Chapter of Maths for Class 8. This study material help Class 8, Maths students in learning every aspect of Powers and exponents. Students can understand Powers and exponents concept easily and consolidate their learning by doing Online Practice Tests on Maths,Powers and exponents chapter repeatedly till they excel in Class 8, Powers and exponents. Free ONLINE PRACTICE TESTS on Class 8, Powers and exponents comprise of Hundreds of Questions on Powers and exponents, prepared by the highly professionals team. Every repeat test of Powers and exponents will have new set of questions and help students to prepare themselves for exams by doing unlimited Online Test exercise on Powers and exponents. Attempt ONLINE TEST on Class 8,Maths,Powers and exponents in Academics section after completing this Powers and exponents Question Answer Exercise.

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Powers and exponents

The multiplication inverse of (-2/8)^-100 is

a) (-2/8)¹⁰⁰
b) (-8/2)^-100
c) (-1/4)^-100
d) Both 1 and 3

✔Answer

✔Solution

Correct Answer Is : Both 1 and 3

Solution Is : Both 1 and 3

for any two non zero rational number x and y, x^0/y^0 is equal to

a) (x/y)^1
b) (x/y)^0
c) (x/y)^∞
d) None of the above

✔Answer

✔Solution

Correct Answer Is : (x/y)^0

Solution Is : (x/y)^0

For finding power and exponent,which condition should be satisfied

a) Denominator of base should be non zero
b) Power should be zero
c) Both 1 and 2
d) Power and base should not contain rational number

✔Answer

✔Solution

Correct Answer Is : Denominator of base should be non zero

Solution Is : Denominator of base should be non zero

By what number should (-6)⁵ should be divided so that the answer equal to (-6)³

a) 36
b) -216
c) -6
d) -7776

✔Answer

✔Solution

Correct Answer Is : 36

Solution Is : 36

In 3^n n is known as

a) Base
b) Constant
c) Power
d) Variable

✔Answer

✔Solution

Correct Answer Is : Constant

Solution Is : Constant

The value of 3^5/3^-6 is

a) 3^5
b) 3^-6
c) 3^11
d) 3^-11

✔Answer

✔Solution

Correct Answer Is : 3^11

Solution Is : 3^11

The reciprocal of (3/5)^-1 is

a) 5-Mar
b) 3-May
c) -1.666666667
d) -0.6

✔Answer

✔Solution

Correct Answer Is : 5-Mar

Solution Is : 5-Mar

If x be any non zero integer and m,n are negative ingers then x^m*x^n is equal to

a) X^m+m
b) X^m
c) X^n
d) X^m-n

✔Answer

✔Solution

Correct Answer Is : X^m+m

Solution Is : X^m+m

(-5/7)^-5 is equal to

a) (5/7)^-5
b) (5/7)^5
c) (7/5)^5
d) (5/7)^-9

✔Answer

✔Solution

Correct Answer Is : (7/5)^5

Solution Is : (7/5)^5

Multiply 343/9 729/7 and and express the result in exponential form

a) (7/9)^3
b) (7/9)^2
c) (9/7)^3
d) (9/7)^2

✔Answer

✔Solution

Correct Answer Is : (7/9)^2

Solution Is : (7/9)^2

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Class 8 Maths Study Material

Powers and exponents

The multiplication inverse of (-2/8)-100 is

Correct Answer Is : Both 1 and 3

Solution Is : Both 1 and 3

for any two non zero rational number x and y, x^0/y^0 is equal to

Correct Answer Is : (x/y)^0

Solution Is : (x/y)^0

For finding power and exponent,which condition should be satisfied

Correct Answer Is : Denominator of base should be non zero

Solution Is : Denominator of base should be non zero

By what number should (-6)5 should be divided so that the answer equal to (-6)3

Correct Answer Is : 36

Solution Is : 36

In 3^n n is known as

Correct Answer Is : Constant

Solution Is : Constant

The value of 3^5/3^-6 is

Correct Answer Is : 3^11

Solution Is : 3^11

The reciprocal of (3/5)-1 is

Correct Answer Is : 5-Mar

Solution Is : 5-Mar

If x be any non zero integer and m,n are negative ingers then x^m*x^n is equal to

Correct Answer Is : Xm+m

Solution Is : Xm+m

(-5/7)^-5 is equal to

Correct Answer Is : (7/5)^5

Solution Is : (7/5)^5

Multiply 343/9 729/7 and and express the result in exponential form

Correct Answer Is : (7/9)^2

Solution Is : (7/9)^2

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The multiplication inverse of (-2/8)^-100 is

By what number should (-6)⁵ should be divided so that the answer equal to (-6)³

The reciprocal of (3/5)^-1 is

Correct Answer Is : X^m+m

Solution Is : X^m+m