A = x2 + x2 – (x + y)3 + x2 1 + y2+3 – x1+2 – y2 1 B = y1+2 + x2+y + yx-1 + y2-1 C = (x1 – y1)2 + (y1 2 – x3 y-1 – xy 3 -1 )x+1-y D = a2 + b1 – a2+1 + (a1+2+b2+3 )2+3 + a1+2+3 – b1+2 E = 2b1 – 3b2 + (a2+1 – b1)2 + 3b2+1 + 4a2 F = (2b + a)2+3 + 2(a1 2 + b1 2...
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A = x2 + x2 – (x + y)3 + x2 1 + y2+3 – x1+2 – y2 1 B = y1+2 + x2+y + yx-1 + y2-1 C = (x1 – y1)2 + (y1 2 – x3 y-1 – xy 3 -1 )x+1-y D = a2 + b1 – a2+1 + (a1+2+b2+3 )2+3 + a1+2+3 – b1+2 E = 2b1 – 3b2 + (a2+1 – b1)2 + 3b2+1 + 4a2 F = (2b + a)2+3 + 2(a1 2 + b1 2 ) + (a2 + b2 ) – (a1 – b1+1) G = 6a1 2 + b1 2 + 5a2+1 + b1+3 + 4a2 + 3b2 H = (a1 + b2 + c3 )2+3 + 2a1 + 3b2 2 + 4a2+3 I = 4a2 + b1+2 + 53+2 + (a + b2)2+3+4 + (a1+2 + b2+3) J = 5(a3 + 4b1+2) – 7b2 a2 + 9b3a3 + (b1a1c1 + 6a2 c2 ) K = 2a1 + 3b2 + 5a2 b2 + 20a1+1b2+2 + (a2+b + b3+a ) L = (a1 + c2 + d3 ) + (a7 + c2 + d2) + ac+d + ca+d + da+c M = 3a2+1 + 4a3+1 + ab 3 + ca 2 + dc+a + (b3a3c3 + 6a5 c9 ) N = (a2 – b3)2+3 + (a2+3+4 + b4+2+3 ) + (a2 2 +b3 3 + c1 1 ) O = a2-3 – b2-3 + c2-b + (a2 + c3 + b4 4 ) + (a + b2)2+3+4 + 5a2 b2 P = 9b2 10a2 + 9b1 3a3 + 4 + 10a3+a+b + ab 3+a + ca 2 + 15dc+a Q = 7(a2a+3b – b1)2 + a2(c + d) – x2y2 1 + y2a + 3b + 4b3+1 R = (5a3 + 4b1+a2) – 2b2a 7a2b + 9b3a3 + (b1a2c3 + 8a2c c2a )
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