Asked by amanda
the printed matter on a 10 by 16 centimeter page of a book must cover 0 square centinmeters. if all margins are to be the sme width, how wide should they be?
Answers
Answered by
Bosnian
A = Area of the printed matter
w = width
a = 10 - 2 w
b = 18 - 2 w
( 10 - 2 w ) * ( 18 - 2 w ) = A
18 * 10 - 18 * 2 w - 2 w * 10 - 2 w * ( - 2 w ) = A
180 - 36 w - 20 w + 4 w ^ 2 = A
4 w ^ 2 - 56 w + 180 - A = 0
Are you sre that the printed matter of a book must cover 0 cm ^ 2 ?
w = width
a = 10 - 2 w
b = 18 - 2 w
( 10 - 2 w ) * ( 18 - 2 w ) = A
18 * 10 - 18 * 2 w - 2 w * 10 - 2 w * ( - 2 w ) = A
180 - 36 w - 20 w + 4 w ^ 2 = A
4 w ^ 2 - 56 w + 180 - A = 0
Are you sre that the printed matter of a book must cover 0 cm ^ 2 ?
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.