Determine the Most Efficient Method to Use When Solving a Quadratic

question 265

Multiple Choice

Determine the Most Efficient Method to Use When Solving a Quadratic Equation
Solve the equation by the method of your choice.
- $$( 2 x + 9 ) ^ { 2 } = 64$$

• A) \(\left\{ - \frac { 17 } { 2 } , - \frac { 1 } { 2 } \right\}\)
• B) \(\left\{ \frac { 1 } { 2 } , \frac { 17 } { 2 } \right\}\)
• C) \(\left\{ - \frac { 1 } { 2 } , 0 \right\}\)
• D) \(\left\{ \frac { 55 } { 2 } \right\}\)

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Definitions:

Total Magnification

Total magnification refers to the combined magnifying power of an optical instrument, such as a microscope, calculated by multiplying the magnification of the objective lens by the magnification of the eyepiece.

Gland's Width

The measurement of a gland's size across its widest point.

Working Distance

The distance between the objective lens of a microscope and the specimen being observed when in focus.

Total Magnification

The overall enlargement of an image, calculated by multiplying the magnification of the ocular lens by that of the objective lens.