Solve. -The Sum of a Number and 10 Times Its Reciprocal

question 150

Multiple Choice

Solve.
-The sum of a number and 10 times its reciprocal is -7. Find the number.

• A) -6 or 1
• B)-2 or -5
• C)2or 5
• D)-2

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Definitions:

Myofibrils

Long, filamentous organelles found in muscle cells that are crucial for muscle contraction and composed of sarcomeres.

Sarcomere

The basic contractile unit of muscle fiber, consisting of actin and myosin filaments between two Z lines.

Z Disk

Delicate, membranelike structure found at each end of a sarcomere to which actin myofilaments attach.

T Tubule

T Tubules, or transverse tubules, are extensions of the cell membrane that penetrate into the center of skeletal and cardiac muscle cells, playing a crucial role in muscle contraction.