## New Practical Algebra: Adapted to the Improved Methods of Instruction in Schools, Academies, and Colleges |

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added affected quadratic algebraic amount of $1 annuity arithmetical progression ascending series binomial cent compound interest cent profit common denominator common difference common divisor common index completing the square cost cube root decimal denote discount dividend dollars expressed factor will rationalize Find the sum find the value Find two numbers find x FORMULA fractional exponent geometrical progression Given greatest common divisor harmonic progression Hence infinite series integer invested last term least common multiple less letter lowest terms marked price miles mixed quantities monomial NOTE NOTES.-I number belongs number of terms OPERATION prefix present worth principle quadratic equation quantities are proportional quotient radical sign rational quantity remainder required power result rule RULE.-Divide RULE.-I RULE.-Multiply simplest form SOLUTION SOLUTION.-By the problem square root Substituting subtract THEOREM Transposing unknown quantity