Question: Please help me solve these weekly practice questions. Please also provide the work, number and section. Exercise 6.1.3: Proving that a set is a vector

Please help me solve these weekly practice questions. Please also provide the work, number and section.

Exercise 6.1.3: Proving that a set is a vector space. Prove that V is a vector space under the given operations. (a) V = R+ over IR where addition is defined as a + y = ary and scalar multiplication is defined as c . a = a (b) V = R2x2 under matrix addition and scalar multiplication

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