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Comment : Inner products quiz
Comment : This quiz is designed to test your knowledge of inner product spaces and related concepts
Comment : such as inner products, length, orthogonality, and orthonormal bases.

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Question 1: Let V be an inner product space, and let x and y be two vectors in V such that || x || = 3 and || y || = 4. What exactly can we say about || x + y ||?

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	|| x + y || = 5.
	|| x + y || is less than or equal to 5.
	|| x + y || is less than or equal to 7.
	|| x + y || is between 0 and 7 inclusive.
	|| x + y || is equal to 1 or 7.
	|| x + y || is between 1 and 7 inclusive.
	|| x + y || is equal to 7.