1.
a0<span> = 1 (</span>a<span> ≠ 0)</span>
2.
a1<span> = </span>a
3.
<span>an</span><span> · </span><span>am</span><span> = </span>a<span>n + m</span>
4. (
<span>an</span>)m<span> = </span><span>anm</span>
5.
<span>an</span><span>bn</span><span> = (</span>ab)n
<span><span><span>6. <span>a-n</span> = </span>1</span><span>an</span></span>
<span><span>7. <span>an</span><span> = <span>an - m</span></span></span><span>am</span></span>
8.
a<span>1/n</span><span> = </span>n√<span>a</span>
1. 2^5=32
3. 2^-8
Все что я знаю, прости
78² - 156 * 68 + 68² = 78² - 2 * 78 * 68 + 68² = (78 - 68)² = 10² = 100
Переносим числа вправо:
x-3<2
x<2+3
x<5
Ответ: (-∞; 5)