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Verify that a*(b*c) = (a*b) a= -5 b= 3/2 c= -7/20Please solve it fast |
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Answer» a×(b×c) = -5×(3/2× -7/20) = -5×(-21/40) = 21/8NOW, (a×b)×c = (-5×3/2)× -7/20 = -15/2× -7/20 = 105/40 = 21/8so a×(b×c)= (a×b) ×cHENCE PROVED.hope it HELPS YOUPLEASE MARK BRAINLIEST |
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