a) 4⁵ + 4⁸ - 4⁴ = 4⁴ x ( 4 + 4⁴ - 1 ) = 4⁴ x 259
b) 3³ + 6⁵ + 3⁴ =
= 3³ + 2⁵ x 3⁵ + 3⁴ =
= 3³ x ( 1 + 32 x 3² + 3 ) =
= 27 x 292
d) 5³ x 6 + 5⁴ x 7 = 5³ x ( 6 + 5 x 7 ) = 5³ x 41
Cuplacere
