3.2.4 Squares, Square Roots, Cube and Cube Roots, PT3 Practice


Question 13:
(a) Find the value of 0.0083.(b) Calculate the value of 32×64273.

Solution:
(a) 0.0083=810003   =210   =0.2(b) 32×64273=93×43=12

Question 14:
(a) Find the value of (34)3.(b) Calculate the value of 210273÷(2232).

Solution:
(a) (34)3=34×34×34   =2764(b) 210273÷(2232)=64273÷(49)   =43÷5   =43×15   =415

Question 15:
Match each of the following with the correct value.


Solution:



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