Matematyka wokół nas str. 23 zad 16 b) 3¹⁵ - 2 × 3¹²
9⁶
nad 9⁶ jest kreska ułamkowa jak coś.
3^15 -2*3^12 3^12 *3^3 - 2 * 3^12 3^12(3^3 -2
----------------- = ---------------------------- = ----------------- =
9^6 (3^2)^3 3^12
= 3^3 - 2 = 27-2 = 25
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3^15 -2*3^12 3^12 *3^3 - 2 * 3^12 3^12(3^3 -2
----------------- = ---------------------------- = ----------------- =
9^6 (3^2)^3 3^12
= 3^3 - 2 = 27-2 = 25