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Algebraic Roots & Indices (Cambridge (CIE) O Level Maths): Exam Questions

Exam code: 4024

2 hours50 questions

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Algebraic Roots & Indices

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1a
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1 mark

Simplify t to the power of 21 divided by t to the power of 7.

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1b
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1 mark

Simplify left parenthesis u to the power of 5 right parenthesis to the power of 5.

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2
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1 mark

Simplify left parenthesis x to the power of 8 right parenthesis cubed.

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3
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1 mark

t to the power of x cross times t squared equals t to the power of 10   Find the value of x.  

x = ................................................ 

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4
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1 mark

Simplify fully (3e)0

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5
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1 mark

Simplify  w squared over w cubed.

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6
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1 mark

Simplify open parentheses 9 over t to the power of 6 close parentheses to the power of 1 half end exponent.

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1
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2 marks

Simplify.

open parentheses 3 x squared y to the power of 4 close parentheses cubed

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2
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2 marks

Simplify.

2 x to the power of 2 space end exponent cross times space 5 x to the power of 5

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3
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2 marks

Simplify open parentheses 4 x y squared close parentheses cubed.

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4
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2 marks

Simplify 8 t to the power of 8 divided by 4 t to the power of 4.

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5
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2 marks

Simplify open parentheses 5 x to the power of 4 close parentheses cubed.

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6
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2 marks

Simplify space left parenthesis 27 x to the power of 6 right parenthesis to the power of 1 third end exponent.

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7
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2 marks

Simplify 2 x cubed cross times 3 x squared.

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8
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2 marks

3 to the power of negative 2 end exponent cross times 3 to the power of x equals 81

Find the value of x.   x = ................................................... 

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9
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3 marks

Simplify.

i) a cubed cross times a to the power of 6  

[1]

ii) left parenthesis 5 x y squared right parenthesis cubed   

[2]

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10
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1 mark

Simplify open parentheses 4 over x close parentheses to the power of negative 2 end exponent space.

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11
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2 marks

Simplify a cubed b to the power of 7 divided by a to the power of 6 b squared.

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12
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2 marks

Simplify 5 a cubed c squared cross times 2 a squared c to the power of 7.

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13
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2 marks

Simplify  left parenthesis 3 w cubed right parenthesis cubed.

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1
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1 mark

25 equals 125 to the power of k

Find the value of k.  

k equals................................................ 

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2
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2 marks

Simplify  open parentheses 27 x to the power of 9 close parentheses to the power of 2 over 3 end exponent.

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3
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3 marks

Find the value of  left parenthesis 64 x to the power of 4 right parenthesis to the power of 0.5 end exponent space cross times space 4 x to the power of negative 2 end exponent.

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4
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1 mark

2 cubed equals 4 to the power of p

Find the value of p.  

p= ............................................ 

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5
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1 mark

Find the value of n when 5 to the power of n equals 1 over 125.  

n equals.................................................... 

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6
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2 marks

Simplify open parentheses 64 over m cubed close parentheses to the power of negative 1 third end exponent.

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7
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2 marks

2 to the power of p equals 1 over 8 to the power of 4

Find the value of p.

p = ............................................ 

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8
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1 mark

Given that  open parentheses cube root of 1 over x end root close parentheses to the power of 4 equals x to the power of m

find the value of m

m = .................................................

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9
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1 mark

Simplify fully  open parentheses fraction numerator 9 t to the power of 4 w to the power of 9 over denominator 18 t to the power of 6 w to the power of 10 end fraction close parentheses to the power of negative 2 end exponent

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10
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1 mark

Simplify fraction numerator 2 x to the power of 3 space end exponent y over denominator 6 x y squared end fraction

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1
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2 marks

2 to the power of 12 divided by 2 to the power of k over 2 end exponent equals 32

Find the value of k.

k equals ................................................. 

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2
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3 marks

Simplify open parentheses fraction numerator 27 x to the power of 12 over denominator 64 y cubed end fraction close parentheses to the power of negative 1 third end exponent.

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3
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2 marks

      3 to the power of negative q end exponent cross times 1 over 27 equals 81

Find the value of q.

q equals.............................................. 

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4
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2 marks

Simplify fully  open parentheses fraction numerator 64 x to the power of 6 over denominator 25 y squared end fraction close parentheses to the power of negative 1 half end exponent

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5
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4 marks

Given that  4 to the power of k plus 3 space end exponent equals space 16 cross times 2 to the power of k

find the value of k. Show your working clearly.

k = .................................................. 

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