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Lesson11 (exponential correctedness Practice

Total questions: 7

Worksheet time: 4mins

Name
Class
Date
1.

 I. (x3 y2 )(xy3)0=x4y5I.\ \left(x^{3\ }y^{2\ }\right)\left(xy^3\right)^0=x^4y^5  


 II. (x3y2)2=x6y4II.\ \left(x^3y^2\right)^2=x^6y^4  


 III. (x5)(x2)=x7III.\ \left(x^5\right)\left(x^2\right)=x^7  

Which one(s) is/are correct ?

a)

Only I

b)

II and III

c)

I and III

d)

Only II

2.

 I. (3n2)(m2)=(2nm)2I.\ \left(3n^2\right)\left(m^2\right)=\left(2nm\right)^2  


 II. (a4)(a5)=a9II.\ \left(a^4\right)\left(a^5\right)=a^9  


 III. (mn3)2=m2n6III.\ \left(mn^3\right)^2=m^2n^6  

Which one(s) is/are correct ?

a)

Only I

b)

II and III

c)

I and III

d)

Only II

3.

 I. (2k3n)(2kn2)0=2k3nI.\ \left(2k^3n\right)\left(2kn^2\right)^0=2k^3n  


 II. (k2)(k3)=k6II.\ \left(k^2\right)\left(k^3\right)=k^6  


 III. (5k3)(n3)=5k3n3III.\ \left(5k^3\right)\left(n^3\right)=5k^3n^3  

Which one(s) is/are correct ?

a)

Only I

b)

II and III

c)

I and III

d)

Only II

4.

 I. (t3z2)(tz5)0=t4z7I.\ \left(t^3z^2\right)\left(tz^5\right)^0=t^4z^7  


 II. (t4z)3=t7z3II.\ \left(t^4z\right)^3=t^7z^3  


 III. (t3)(t3)=t9III.\ \left(t^3\right)\left(t^3\right)=t^9  

Which one(s) is/are correct ?

a)

All correct

b)

II and III

c)

I and III

d)

Neither one is correct

5.

 I. (m2n)(m3n4)0=m2nI.\ \left(m^2n\right)\left(m^3n^4\right)^0=m^2n  


 II. (3m2)(n2)=(3mn)2II.\ \left(3m^2\right)\left(n^2\right)=\left(3mn\right)^2  


 III. (4m)2=8m2III.\ \left(4m\right)^2=8m^2  

Which one(s) is/are correct ?

a)

Only I

b)

I and III

c)

II and III

d)

Neither one is correct

6.

 I. (m2)(m3)=m5I.\ \left(m^2\right)\left(m^3\right)=m^5  


 II. (m4n3)3=m12n9II.\ \left(m^4n^3\right)^3=m^{12}n^9  


 III. (2t)3=6t3III.\ \left(2t\right)^3=6t^3  

Which one(s) is/are correct ?

a)

Only I

b)

I and II

c)

II and III

d)

Neither one is correct

7.

 I. (m2n5)3=m5n8I.\ \left(m^2n^5\right)^3=m^5n^8  


 II. (mn4)(m2n2)0=m3n6II.\ \left(mn^4\right)\left(m^2n^2\right)^0=m^3n^6  


 III. (m4)(m9)=m13III.\ \left(m^4\right)\left(m^9\right)=m^{13}  

Which one(s) is/are correct ?

a)

Only III

b)

I and III

c)

Only II

d)

Neither one is correct