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MA_775_DIABLO [31]
2 years ago
9

Find the polynomial. (2y − 9)(2y − 9) is the factored form of the expression

Mathematics
2 answers:
allochka39001 [22]2 years ago
5 0

Answer: 4y^{2} -36y+81

Step-by-step explanation: To solve the given problem, we have to calculate the product of the expression, the procedure is as follows:

(2y-9)(2y-9)=

2y*2y-2y*9-2y*9+81=

4y^{2} -18y-18y+81

4y^{2} -36y+81

Sergeu [11.5K]2 years ago
4 0
\sf Hello!

\sf (2y - 9) (2y - 9)

⇒ \sf 4y^{2} - 18y - 18y + 81

⇒ \sf 4y^{2} - 36y + 81

~ \sf iCarl
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A recent Harris Poll survey of 1010 U.S. adults selected at random showed that 627 consider the occupation of firefighter to hav
Semmy [17]

Answer: 0.62

Step-by-step explanation:

Given : A recent Harris Poll survey of 1010 U.S. adults selected at random showed that 627 consider the occupation of firefighter to have very great prestige.

i.e. The sample size of U.S. adults : n= 1010

The number of U.S. adults consider the occupation of firefighter to have very great prestige : x= 627

Now , the probability that a U.S adult selected at random thinks the occupation of firefighters has very great prestige will be :

\hat{p}=\dfrac{x}{n}\\\\=\dfrac{627}{1010}=0.620792079208\approx0.62  [ To the nearest hundredth]

Hence, the estimated probability that a U.S adult selected at random thinks the occupation of firefighters has very great prestige = 0.62

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3 years ago
Sally's pet grooming business charges $5 per cat and $10 per dog for a pet bath. She earned $550 for pet baths last month. If 20
Minchanka [31]

Answer:

45 dogs

Step-by-step explanation:

so she has $550 and she did 20 cats and it costs $5 per cat and 5 x 20 is $100 and $550 - $100 = 450 and 450 divided by 10 ( because it's $10 per dog) is 45.

8 0
3 years ago
Does anyone know the answer? (It's not 0,4)
Murljashka [212]
I believe it would be any number that is within the darkest shaded area. (-4,1) seems like it would be correct.
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2 years ago
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7 0
3 years ago
what is the solution to the equation fraction 3 over 5 n minus fraction 4 over 5 equals fraction 1 over 5 n? n = −1 n = 2 n = fr
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3 years ago
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