### тИ КщМЕ ОИ ВЯчСТЕР -сЩМТАНГ ЙЯИТИЙчР

дЕМ ЕМТОПъСАЛЕ ЙЯИТИЙщР СТИР СУМчХЕИР ТОПОХЕСъЕР.

### дГЛОЖИКч АПОСПэСЛАТА

сЕКъДА 17 - ... any number divided by 9 will leave the same remainder as the sum of its digits divided by 9.
сЕКъДА 311 - That is, the square of the sum of two numbers is equal to the square of the first number, plus twice the product of the two numbers, plus the square of the second number.
сЕКъДА 134 - ... apply the payment, in the first place, to the discharge of the interest then due. If the payment exceeds the interest, the surplus goes towards discharging the principal, and the subsequent interest is to be computed on the balance of principal remaining due. If the payment be less than the interest, the surplus of interest must not be taken to augment the principal; but interest continues on the former principal until the period when the payments, taken together, exceed the interest due, and...
сЕКъДА 39 - Multiply all the numerators together for a new numerator, and all the denominators for a new denominator: then reduce the new fraction to its lowest terms.
сЕКъДА 134 - The rule for casting interest, when partial payments have been made, is to apply the payment, in the first place, to the discharge of the interest then due. " If the payment exceeds the interest, the surplus goes towards discharging the principal, and the subsequent interest is to be computed on the balance of principal remaining due.
сЕКъДА 326 - The logarithm of the product of any number of factors is equal to the sum of the logarithms of the factors.
сЕКъДА 236 - Multiply the first term by the power of the ratio, whose exponent is one less than the number of terms. EXAMPLES. 1.
сЕКъДА 178 - To raise a whole number or a decimal to any power, use it as a factor as many times as there are units in the exponent.
сЕКъДА 143 - DISCOUNT is an allowance made for the payment of money before it is due. The present worth of a...
сЕКъДА 217 - Divide the difference of the extremes by the number of terms, less 1, and the quotient will be the common difference.