Which of the Following Is Equal To $\frac { \sin \theta } { \csc \theta } + \frac { \cos \theta } { \sec \theta }$

question 11

Multiple Choice

Which of the following is equal to: $\frac { \sin \theta } { \csc \theta } + \frac { \cos \theta } { \sec \theta }$

• A) \(\frac { 1 - \sin \theta } { 1 + \sin \theta }\)
• B) \(2 \cos ^ { 2 } \theta - 1\)
• C) \(2 \cos ^ { 2 } \theta\)
• D) \(1\)
• E) \(2 \csc \theta\)

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Definitions:

Holoblastic Cleavage

A type of cell division in embryonic development where the entire egg is evenly divided into smaller cells, common in mammals and amphibians.

Fertilization Envelope

A protective layer that forms around the egg cell of some species immediately after fertilization, blocking additional sperm from entering the egg.

Plasma Membranes

The semipermeable membrane surrounding the cytoplasm of a cell, controlling the passage of substances in and out.

Blastula

An early stage of embryonic development in animals, characterized by a hollow sphere of cells surrounding a fluid-filled cavity.