(7 - 5)5 is equal to :
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We have:
(7 - 5)5
⇒ (7 - 5) = 2
25 = 2 x 2 x 2 x 2 x 2 = 32
Hence, option 4 is the correct option.
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Express the following in centimetres (cm) in exponential notation :
(i) 98 hm
(ii) 156 km
(iii) 371 m
32 + 23 is equal to :
(-5)4 is equal to :