The determinant is a real number, it is not a matrix. The determinant can be a negative number. It is not associated with absolute value at all except that they both use vertical lines. The determinant only exists for square matrices (2Ã2, 3Ã3, ...
Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest. Phytoplankton, also known as single-celled plants, grow in water-bodies and are similar to terrestrial plants in many ways. Since they require sunlight for photosynthesis, these plants usually grow on the surface of water, in the photic zone, where sunlight can penetrate. These plants also require other nutrients such as nitrate, magnesium, zinc, etc to grow.
Phytoplankton /ËfaÉªtoÊËplaeÅktÉn/ ËfaÉªtoÊËplÃ¦ÅktÉn are the autotrophic components of the plankton community and a key factor of, oceans seas and freshwater basin. Ecosystems the name comes from The greek words (ÏÏÏÏÎ½), phyton  meaning , plant and (ÏÎ»Î±Î³ÎºÏÏÏ), planktos meaning wanderer or. drifterhytoplankton obtain energy through the process of photosynthesis and must therefore live in the well-lit surface layer (termed the euphotic zone) of an ocean, sea, lake, or other body of water. Phytoplankton account for half of all photosynthetic activity on Earth.