The first early astronomer to propose a sun-centered solar system was newton brahe copernicus galileo

1)consider the following code snippet: #ifndef book_h#define book_hconst double max_cost = 1000.0; class book{public: book(); book(double new_cost); void set_cost(double new_cost); double get_cost() const; private: double cost; }; double calculate_terms(book bk); #endifwhich of the following is correct? a)the header file is correct as given.b)the definition of max_cost should be removed since header files should not contain constants.c)the definition of book should be removed since header files should not contain class definitions.d)the body of the calculate_terms function should be added to the header file.

How do we use the sumif formula (when dealing with different formats) ?

Which of the statements below describe the guidelines for the use of text in presentation programs? a. do not use numbered lists. b. fonts should be appropriate for your audience. c. limit the number of fonts you use to three or four. d. only use bulleted lists for sales promotions. e. select font sizes that are appropriate for your delivery method. f. use font colors that work well with your background. select all that apply