A2.FBF.1a

Write a function that models a relationship between two quantities using both explicit expressions and a recursive process and by combining standard forms using addition, subtraction, multiplication and division to build new functions.

Khan Academy Resources

Intro to arithmetic sequence formulasArithmetic sequences reviewExplicit formulas for arithmetic sequencesGeometric sequences reviewConverting recursive & explicit forms of arithmetic sequencesRecursive formulas for arithmetic sequencesUse arithmetic sequence formulasUse geometric sequence formulasRecursive formulas for arithmetic sequencesConverting recursive & explicit forms of arithmetic sequencesRecursive formulas for geometric sequencesEvaluate sequences in recursive formExplicit formulas for geometric sequencesEquations & inequalities word problemsMixtures and combined rates word problemsLinear models word problemsConverting recursive & explicit forms of geometric sequencesExplicit formulas for arithmetic sequencesSequences and domainConstruct exponential modelsModeling with sinusoidal functionsQuadratic equations word problem: triangle dimensionsIntro to arithmetic sequencesSequences introQuadratic equations word problem: box dimensionsRational equations word problem: eliminating solutionsRational equations word problem: combined ratesConstructing exponential models: percent changeTrig word problem: modeling annual temperatureConstructing exponential models: half lifeSequences and domainExplicit & recursive formulas for geometric sequencesUsing recursive formulas of geometric sequencesWorked example: using recursive formula for arithmetic sequenceCombining mixtures exampleConverting recursive & explicit forms of arithmetic sequencesLinear functions word problem: icebergUsing arithmetic sequences formulasLinear functions word problem: paintExponential equation word problemUsing explicit formulas of geometric sequencesRational equation word problemTwo-variable linear equations introQuadratic inequality word problemEvaluating sequences in recursive formConverting recursive & explicit forms of geometric sequencesConstructing exponential modelsTrig word problem: modeling daily temperatureExplicit formulas for arithmetic sequencesRecursive formulas for arithmetic sequences

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