Simplify the Complex Fraction $\frac { - \frac { 7 } { x } - \frac { 14 } { x + 7 } } { \frac { 2 } { x ^ { 2 } + 7 x } + \frac { 2 } { x } }$

question 19

Multiple Choice

Simplify the complex fraction. $\frac { - \frac { 7 } { x } - \frac { 14 } { x + 7 } } { \frac { 2 } { x ^ { 2 } + 7 x } + \frac { 2 } { x } }$

• A) \(- \frac { x + 7 } { 2 ( x + 8 ) }\)
• B) \(- \frac { 3 x - 7 } { 7 ( x + 8 ) }\)
• C) \(- \frac { 7 ( 3 x - 7 ) } { 2 ( x + 8 ) }\)
• D) \(- \frac { 2 ( 3 x - 7 ) } { 7 ( x + 8 ) }\)
• E) \(- \frac { 7 ( 3 x - 7 ) } { 2 ( x + 8 ) }\)

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Definitions:

Boats Sold

Refers to the quantity or number of boats that have been purchased over a specific period of time.

Binomial Distribution

A probability distribution that models the number of successes in a fixed number of binary trials, each having two possible outcomes.

Bernoulli

A type of random variable with only two possible outcomes (such as success/failure, yes/no), with a constant probability of success.

Binomial Probability Function

The function used to compute binomial probabilities.