Complex Numbers - Questions and Problems with Solutions

Wilderness Culture on Instagram: "Each November, International Polar Bear Week shines a light on one of the Arctic’s most iconic yet vulnerable species. Polar bears rely on sea ice to hunt seals — their primary food source — and to travel, mate, and raise their young. But as Arctic temperatures rise nearly four times faster than the global average, sea ice is melting earlier each spring and forming later each fall, shrinking the bears’ hunting season and forcing them to swim longer distances in