Q4 of 51 Page 3

Rationales the denominator and simplify :

(i) (ii) (iii)


(iv) (v)


(vi)

i)


ii)


iii)


iv)


v)


vi)


More from this chapter

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2

Find the value to three places of decimals of each of the following. It is given that

= 1.414, = 1.732, =2.236 and = 3.162.


(i) (ii) (iii) (iv)


(v) (vi)

 3

Express each one of the following with rational denominator:

(i) (ii) (iii)


(iv) (v) (vi) (vii) (viii) (ix)

 5

Simplify :

(i) (ii)


(iii)


(iv)


(v)

6

In each of the following determine rational numbers a and b.

(i) = a-b(ii)= a-


(iii) = a+b (iv) =a+b


(v) = a-b


(vi) =a+b