Q2 of 114 Page 3

Find the value of:

(i)


(ii)


(iii)


(iv)


(v)

(i) = (Cancelling numerator and denominator with 5)

= (Therefore, = 4, = 9)


(ii)


= = (Therefore, = 21, = 25)


(iii) = (Cancelling numerator and denominator with 3)


= (Therefore, = 23, = 24)


(iv)


= ×


We know that,


× =


= 22 × 3 × 13


= 156


(v)


= ×


We know that,


× =


= 5 × 9 × 2


= 90


More from this chapter

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12

Find the smallest number which must be added to 2300 so that it becomes a perfect square.

 1

Find the square root of:

(i) (ii)


(iii) (iv)


(v) (vi)


(vii) (viii)


(ix) (x)


(xi) (xii)


(xiii) (xiv)


(xv)

3

The area of a square field is square metres. Find the length of each side of the field.

 4

The area of a square field is . Calculate the length of the side of the square.