Creating a symbolic constant in a program for the speed of light = 2.99792x10⁸ m/s would look like which of the following lines in C++.

		speed_of_light = 2.99792x108
		double speed_of_light = 2.99792e8
		const double speed_of_light = 2.99792e8m/s
		const double speed_of_light = 2.99792e8

Expressing the following number in C++ in scientific Notation is represented correctly by which of the following choices?

28,450,000

		2.845 x 107
		2.845 x 10-7
		2.845e7
		28.45e6

Express the value of the following scientific notation number in c++ in floating point notation by picking the correct choise?

6.67e-4

		6.67x 10-4
		0.0000667
		0.000667
		0.667e-3