Find the Derivative of the Given Function $c ( x ) = 3 x \sqrt { x ^ { 9 } + 7 }$

question 52

Multiple Choice

Find the derivative of the given function. Simplify and express the answer using positive exponents only. $c ( x ) = 3 x \sqrt { x ^ { 9 } + 7 }$

• A) \(\frac { 3 \left( 11 x ^ { 9 } - 14 \right) } { 2 \left( x ^ { 9 } + 7 \right) ^ { 1 / 2 } }\)
• B) \(\frac { 3 \left( 9 x ^ { 9 } - 14 \right) } { 2 \left( x ^ { 9 } + 7 \right) ^ { 1 / 2 } }\)
• C) \(\frac { 3 \left( 9 x ^ { 9 } - 14 \right) } { \left( x ^ { 9 } + 7 \right) ^ { 1 / 2 } }\)
• D) \(\frac { 3 \left( 11 x ^ { 9 } + 14 \right) } { 2 \left( x ^ { 9 } + 7 \right) ^ { 1 / 2 } }\)
• E) \(\frac { 3 \left( 9 x ^ { 9 } + 14 \right) } { \left( x ^ { 9 } + 7 \right) ^ { 1 / 2 } }\)

Analyze the planning phase of negotiation in sales scenarios.

Distinguish the parallel dimensions of selling and their significance.

Understand the importance of need-satisfaction in sales presentations.

Comprehend why and when to omit pricing information from proposals.

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