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Let Z be the set of integers. If A={x∈Z:ex3−4x2−7x+10=1} and B={x∈Z:(1−x2)(x2−2x−8)≥0}, then n[(A∪B)×(A∩B)] is |
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Answer» Let Z be the set of integers. If A={x∈Z:ex3−4x2−7x+10=1} and B={x∈Z:(1−x2)(x2−2x−8)≥0}, then n[(A∪B)×(A∩B)] is |
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