anonymous
  • anonymous
The area of a small square sample of carpet is 2w² - 7w – 15 in square yards. Which of the following could be the length of the sample? A. w – 3 B. 2w + 3 C. 2w - 5 D. w + 5 The area of a rectangular counter top is w2 – 3w – 10. Which of the following could be the length of the counter top? A. w – 10 B. w – 3 C. w + 2 D. w + 5
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
This is asking you to factorize the trinomials.
Kaederfds
  • Kaederfds
2w² - 7w – 15 = (2w+3) (w-5) [B]
anonymous
  • anonymous
Correct, and the second one... (let them solve it, please)

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More answers

Kaederfds
  • Kaederfds
yes, @nicc96 now solve the other one (:
dan815
  • dan815
|dw:1368681775940:dw|
dan815
  • dan815
learn to factor!
dan815
  • dan815
PLEASE LEARN TO FACTOR!
anonymous
  • anonymous
why are you screaming?
dan815
  • dan815
SO U LEARN TO FACTOR
anonymous
  • anonymous
its not helping me.
dan815
  • dan815
bahahahahahah
dan815
  • dan815
do u want me to whisper!
anonymous
  • anonymous
im about to close the question anyhow but thanks ways ...I think lol
dan815
  • dan815
u know how to factor that alreadY?
anonymous
  • anonymous
not really.ill figure it out
dan815
  • dan815
ok, look up on youtube lots of videos!
anonymous
  • anonymous
okayy
dan815
  • dan815
|dw:1368682071586:dw|
anonymous
  • anonymous
3
anonymous
  • anonymous
I think
dan815
  • dan815
fist think about the multiplying to -10 the adding part will come automatically
dan815
  • dan815
|dw:1368682177957:dw|
dan815
  • dan815
which one of those numbers that multiply to give - 10 add to give -3?
dan815
  • dan815
|dw:1368682262652:dw|
anonymous
  • anonymous
yeah I think ill review this again but thanks for the help
dan815
  • dan815
ok
dan815
  • dan815
thats your best option! if you ask me! learn this still really well, its very important for later
dan815
  • dan815
learn factoring and quadratic equation, the 2 most important things at this level of math
Chris911
  • Chris911
@dan815 wouldn't this be w+5 after u factor??
Chris911
  • Chris911
@dan815
dan815
  • dan815
what w+5??
dan815
  • dan815
oh um the factor is (w-5)(w+2)= w^2-3w-10

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