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Express the complex number in trigonometric form. -2? If there is intelligent life out there somewhere in space why do people assume it will be similar to humans? Numerically how do you calculate food stamps? If an animal has four legs then it is an animal? In formally proving that lim x->1 (1/9x-1)=-8/9, let ε>0 be arbitrary. Determine δ as a function of ε. please write epsilon for ε for answer?