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If the lawn is 20xY

How come when you find the square of the binomial (2x-5y)^2, the answer is 4x^2-20xy+25y^2 (according to my book)? I would think
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2. asked by Sandrine
3. 440 views
If the lawn is 20xY metres and the path around the garden is 2 metres wide, what is the expression for the area of the path?
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2. asked by me
3. 426 views
A rectangle lawn has perimeter of 34m. Another rectangular lawn is 2cm narrower but 2m longer than the first lawn. If A(one) and
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2. asked by Carter
3. 869 views
If 3xy^3 - 4x = 10y^2, find y ' (x)a) (4 + 3y^2)/(9xy^2 + 20y) b) (4 - 3y^2)/(9xy^2 - 20y) c) (3 + 4y^2)/(20xy^2 + 9y) d) (3 -
1. 2 answers
2. asked by Donna
3. 689 views
A rectangular lawn is 60meters by 80meters. A part of the lawn is torn out to install a pool, leaving a strip of lawn of uniform
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2. asked by Annika
3. 784 views
Joel is laying pipe for a sprinkler system before he plants his lawn.The lawn is a rectangle 15 feet long and 8 ft wide. He
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2. asked by Ashley
3. 1,629 views
A rectangular lawn has perimeter of 34m.Another rectangular lawn is 2m narrower but 2m longer than the first lawn. If A¹ and
1. 4 answers
2. asked by Priscilla
3. 1,139 views
Lisa, Nicole, and Amber are to mow a rectangular lawn that measures 100 feet by 120 feet. Lisa is going to mow one0third of the
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2. asked by Anonymous
3. 675 views
Joel is laying pipe for a sprinkler system before he plants his lawn. The lawn is a rectangle, 15 feet long and 8 feet wide. He
1. 1 answer
2. 28 views
Chad how do you to help him mow a lawn draw a picture of the lawn you mowed. Label the length of all sides of the Lawn.The lawn
1. 1 answer
2. 64 views