Make an Appropriate Substitution and Solve the Equation $$\frac { 3 } { ( n + 4 ) ^ { 2 } } - \frac { 1 } { n + 4 } = 4$$

question 278

Multiple Choice

Make an appropriate substitution and solve the equation.
- $$\frac { 3 } { ( n + 4 ) ^ { 2 } } - \frac { 1 } { n + 4 } = 4$$

• A) \(\left\{ - 5 , - \frac { 13 } { 4 } \right\}\)
• B) \(\left\{ - 1 , \frac { 4 } { 3 } \right\}\)
• C) \(\left\{ - 5 , \frac { 4 } { 3 } \right\}\)
• D) \(\left\{ - 1 , \frac { 19 } { 3 } \right\}\)

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Definitions:

Plant Hormone

Extracellular signaling molecule of plants; exerts an effect on target cells at very low concentration. E.g., auxin, gibberellin.

Double Fertilization

Fertilization as it occurs in flowering plants; one sperm cell fuses with an egg, and a second sperm cell fuses with the endosperm mother cell.

Zygote

The cell formed by the fusion of two gametes; the earliest stage of embryonic development in sexually reproducing organisms.

Endosperm

A tissue produced inside the seeds of most flowering plants following fertilization, which acts as a food store for the developing embryo.