Is V a vector space over F with these operations? Justify your answer. == 18. Let V = {(a1, a2): a1, a2 E R}. For (a1, a2), (b1, b2) E V and c = R, define (a1, a2)+(b1, b2) = (a1 + 2b1, a2 + 362) and c(a1, a2) = (ca1, ca2). Is V a vector space over R with these operations? Justify your answer.