Page 54 - aljaber

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( )d = 2300 = 212 25 = ( 4096)25 ()

.c < b < d < a ()
:( ) ()
()
p = 0.1 = 1 = 10 q>p
0.3 3 30

q = 1 = 10 = 100
0.3 3 30

r = 0.3 = 3 = 9
1 10 30

.p > r

:( )

10 ×14 × 35 = 2 × 5 × 2 × 7 × 5 × 7

= 22 × 52 × 72 = (2 × 5 × 7)2 = (70)2

. 70

:( )

. 24 = 5 + 19 = 7 + 17 = 11 + 13

()

()

() 1

3 × 5 ××7 × 9 × 11 = 3 × 5 × 7 × 9 × 11
9 ×11 3 × 5 × 7 3 5 7 9 11

= 1×1×1×1×1

=1

.( )