Q Find the product of the given 11 fractions: 1-1181-1191-1201-121 - Maths - Fractions and Decimals

Question

Q Find the product of the given 11 fractions:

1 - 1 18 1 - 1 19 1 - 1 20 1 - 1 21 1 - 1 28

Sanjari Kalantri · Accepted Answer

Dear Student,

(1 - 118) (1 - 119) (1 - 120) (1 - 121) 
(1 - 128)= (18 - 118) (19 - 119) (20 - 120) (21 - 121) 
 (28 - 128)= 1718 × 1819 × 1920 × 2021 × 
 × 2728= 1718 ×1819 × 1920 × 2021 × 
 × 2728= 1728

Q. Find the product of the given 11 fractions: 1 - 1 18 1 - 1 19 1 - 1 20 1 - 1 21 . . . . . . . . . . . 1 - 1 28

Q. Find the product of the given 11 fractions:

$(1 - \frac{1}{18}) (1 - \frac{1}{19}) (1 - \frac{1}{20}) (1 - \frac{1}{21}) . . . . . . . . . . . (1 - \frac{1}{28})$