Use the Geometric Series Formula to Find the Sum Of $\ {a}+ {a^2} + {a^3} + {a^4}$

question 55

Multiple Choice

Use the geometric series formula to find the sum of $\ {a}+ {a^2} + {a^3} + {a^4}$ [Hint: The series does not begin with 1.]

• A) \(\frac { ( a ) ^ { 4 } - 1 } { (a ) - 1 }\)
• B) \(\frac {{a}^{5} - 1 } { {a} - 1 }\) -1
• C) \(\frac { a ^ { 5 } - 1 } { a - 1 }\)
• D) \(4a^{4}\)

Understand the conditions under which a person may be considered to have legal incapacity to enter into contracts and the consequences thereof.

Grasp the legal distinctions and consequences of entering into contracts that contain illegal subject matter or perform illegal actions.

Recognize the role of arbitrators and courts in determining the enforceability of contracts challenged on the basis of legality.

Understand the legal mechanisms available for emancipation and its effects on a minor's capacity to contract.

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