If f(z) = x+2x+5y+i (y-5x + 6), which of the following is true 1) f (2+...
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If f(z) = x²+2x+5y+i (y²-5x + 6), which of the following is true 1) f¹ (2+ 4) = 6-5/ 2) f¹ (1+27) = 4-5 i 3) f¹ (5+4i) = 12 + 8 i 4) f'(-2+3) = −2+ 6 i h If f(z) = x²+2x+5y+i (y²-5x + 6), which of the following is true 1) f¹ (2+ 4) = 6-5/ 2) f¹ (1+27) = 4-5 i 3) f¹ (5+4i) = 12 + 8 i 4) f'(-2+3) = −2+ 6 i h
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