Find the Coefficient Of $x ^ { 3 }$ In the Binomial Series For

question 341

Multiple Choice

Find the coefficient of $x ^ { 3 }$ in the binomial series for $( 1 + x ) ^ { 5 }$ .

• A)3
• B)6
• C)15
• D)20
• E)10
• F)5
• G)16
• H)12

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Definitions:

Seminal Vesicles

Glands located behind the bladder in males that secrete a fluid rich in sugar that nourishes and helps spermatozoa to move.

Bulbourethral Glands

Small glands located on either side of the urethra in males that secrete a fluid contributing to the lubrication of the urethra for spermatozoa to pass through.

Leydig Cells

Leydig cells, found in the testes, are responsible for the production of testosterone, a key hormone in the development of male secondary sexual characteristics.

Sustentacular Cells

Sustentacular cells, also known as supporting cells, provide physical support and nourishment to the spermatogenic cells within the seminiferous tubules of the testis.