I believe the answer is 5x+ 7. Hope it helps ;)<span />
The type of Optical Fiber that is used normally to connect two buildings that are apart by several kilometers is called the Single-Mode Optical Fiber.
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What is a Single-Mode Optical Fiber
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In the field of fiber optic communication, the single-mode optical fiber (SMF) which is also known as the fundamental or mono-mode optical fiber is one that is designed with the ability to carry and transport only a single mode of light.
Learn more about types of Optical Fibers in the link below:
brainly.com/question/8887427
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Answer:
Criterion-related validity
Explanation:
Criterion-related validity: The term criterion-related validity also refers to as criterion validity. It calculates or computes the degree to which one measure will predict the outcome of another measure. A test needs to have criterion-related validity of the test is supposed to predict or analyze behavior or performance in a given situation i.e, present, past, or future.
Types of criterion validity:
1. Concurrent validity
2. Predictive validity.
In the question above, Reece's math test appears to have criterion-related validity.
