EVALUATE INTEGERS RAISED TO FRACTIONAL EXPONENTS WORKSHEET

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Problem 1 :

Evaluate :

91/2

Problem 2 :

Evaluate :

343-4/3

Problem 3 :

Evaluate :

363/2

Problem 4 :

Evaluate :

(81m6)1/2

Problem 5 :

Evaluate :

(64n12)1/6

Problem 6 :

Evaluate :

(x6)1/2

Problem 7 :

Evaluate :

(9n4)1/2

Problem 8 :

Evaluate :

271/6

Problem 9 :

Evaluate :

1006/4

Question 10 :

Evaluate :

(64a6)1/6

Detailed Answer Key

Problem 1 :

Evaluate :

91/2

Solution :

91/2  =  (32)1/2

91/2  =  3⋅ 1/2

91/2  =  31

91/2  =  3

Problem 2 :

Evaluate :

343-4/3

Solution :

343-4/3  =  (73)-4/3

343-4/3  =  7⋅ (-4/3)

343-4/3  =  7-4

343-4/3  =  7-4

343-4/3  =  1/74

343-4/3  =  1/7-4

91/2  =  1/2401

Problem 3 :

Evaluate :

363/2

Solution :

363/2  =  (62)3/2

363/2  =  6⋅ 3/2

363/2  =  63

363/2  =  216

Problem 4 :

Evaluate :

(81m6)1/2

Solution :

(81m6)1/2  (34m6)1/2

(81m6)1/2  =  (34)1/2(m6)1/2

(81m6)1/2  =  (32)(m3)

(81m6)1/2  =  9m3

Problem 5 :

Evaluate :

(64n12)1/6

Solution :

(64n12)1/6  =  (26n12)1/6

(64n12)1/6  =  (26)1/6(n12)1/6

(64n12)1/6  =  (21)(n2)

(64n12)1/6  =  2n2

Problem 6 :

Evaluate :

(x6)1/2

Solution :

(x6)1/2  =  x⋅ 1/2

(x6)1/2  =  x3

Problem 7 :

Evaluate :

(9n4)1/2

Solution :

(9n4)1/2  =  (32n4)1/2

(9n4)1/2  =  (32)1/2(n4)1/2

(9n4)1/2  =  (31)(n2)

(9n4)1/2  =  3n2

Problem 8 :

Evaluate :

271/6

Solution :

271/6  =  (33)1/6

271/6  =  3⋅ 1/6

271/6  =  31/2

271/6  =  3

Problem 9 :

Evaluate :

1006/4

Solution :

1006/4  =  1003/2

1006/4  =  (102)3/2

1006/4  =  10⋅ 3/2

1006/4  =  103

1006/4  =  1000

Question 10 :

Evaluate :

(64a6)1/6

Solution :

(64a6)1/6  =  (26a6)1/6

(64a6)1/6  =  (26)1/6(a6)1/6

(64a6)1/6  =  (21)(a1)

(64a6)1/6  =  2a

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