Упр.8 Appendix 1 Математика ГДЗ Enjoy English 10 класс
Биболетова, Бабушис
10 класс
Класс
10
Предмет
Английский
Автор
Биболетова, Бабушис
Упр.8 Appendix 1 Математика ГДЗ Enjoy English 10 класс
Задача
- Mark the following statements as true or false.
- If a number ends in five or zero, it’s always divisible by five.
- If a number ends in three or nine, it’s divisible by three.
- The cube root of nine is three.
- The value of a square root can be both positive and negative.
- The value of a fraction doesn’t change if we divide both the top and the bottom by one and the same number.
Подробный ответ
- True — if a number ends in 5 or 0, it is divisible by 5.
- False — a number is divisible by 3 if the sum of its digits is divisible by 3.
- False — the cube root of 9 is not 3.
- False — a square root has two values only in some contexts, but usually its principal value is positive.
- True — the value of a fraction does not change if we divide both the numerator and the denominator by the same number.
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