Лабораторная работа №10

 

Тема: Работа с редактором формул в MS Word 2007.

Цель: Научиться создавать и редактировать формулы различной сложности в документах.

Оборудование: ПК, MS Word 2007.

Ход работы

1.Изучить основные сведения по теме.

2.Выполнить задания.

3.Ответить на контрольные вопросы.

 

Основные сведения

Для вставки формулы в документ выполните команду Формула на ленте Вставка.

 

После выполнения этой команды в документе появится место для формулы:

и дополнительная лента Конструктор для работы с формулами, состоящая из групп

Сервис (установка параметров формул), Символы (вставка различных символов в формулу), Структуры (выбор необходимой структуры формулы: дробь, индекс, интеграл, корень и др.)

 

Задание 1. Выбирая необходимые структуры наберите формулы

x

x

x

n

e

x

nx

e

x

x

я

Производна

Функция

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Задание 2.Набрать формулы по образцам:

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tg

;

t

;

;

T

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Задание 3.Набрать текст и формулы по образцу.

 

Образец задания

Пример 1.В прямоугольном треугольнике АВС известны длина гипотенузы АВ, равная числу 12,5, и косинус угла АВС, равный числу 44/125.

найти величины синуса угла САВ и площадь треугольника.

Дано: с=12,5 и cos =44/125. Найти sin и S.

Решение: имеем sin a/c cos 44/125 0,325;sin 1 cos² 1 44/125 ² 0,936;

S 1/2 a*c*sin 1/2*4,4*12,5*0,936 25,74

 

Ответ:0,325; 25,74.

 

 

Пример 2.В условиях предыдущей задачи найти периметр треугольника и радиус вписанной в него окружности.

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2p a b c 4,4 11,7 12,5 28,6;

 

p 14,3;S p*r;r S / p 22,74/14,3 1,8

Ответ:28,6; 1,8.