mata22@Mata22. Share Page. Download & Share QR Code. Share on Social. Share on . Share via Telegram. Share on . Share on LinkedIn. ShareMATA22 Quiz Solutions Summer 2025 MATA22 - ar Algebra for Mathematical Sciences Quiz 1 Solutions 1. Prove that −(−v) = v for every v ∈ V , where V is a vector space. Solution: −(−v)