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jasenka [17]
3 years ago
9

How do you solve a quadratic formula

Mathematics
1 answer:
VladimirAG [237]3 years ago
3 0
There's a lot of ways! So, you can plug in and solve, solve for the two roots, solve for the vertex form, and solve for the standard form. Multiple ways!
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A rectangular region is removed from another rectangular region to create the shaded region shown below. Find the area of the sh
EastWind [94]
The answer should be 11feet
7 0
3 years ago
A small town is electing a new town council member. They decide to poll three random samples of registered voters to get an idea
kvasek [131]

Answer:

3440 votes is your answer.

Step-by-step explanation:

The number of votes should be 3440

The calculation is as follows:

The total number of people polled is 150.

The total number of people who said they'd vote for Candidate #2 is 78.

And,

The number of undecided voters is 7.

So here we assume that undecided voters don't vote,

Candidate #2 can expect to win  = 54.5% of the votes.

Now

75% of the 8400 registered voters =  6300

Now the number of votes should be

→54.5% of 6,300

→ 3440 votes.

4 0
2 years ago
Read 2 more answers
Mandvil has one standard quarter and one special quarter with a Head on both sides. He selects one of these two coins at random,
Lana71 [14]

The probability that he selected the special quarter is 87.5%.

<h3><u /></h3><h3><u>Probability</u></h3>

Given that Mandvil has one standard quarter and one special quarter with a Head on both sides, and he selects one of these two coins at random, and without looking at it first, he flips the coin three times, to determine, if he flips a Head three straight times, what is the probability that he selected the special quarter, the following calculation must be made:

  • 1 - (standard quarter) = X
  • 1 - (0.50^3) = X
  • 1 - 0.125 = X
  • 0.875 = X
  • 0.875 x 100 = 87.5

Therefore, the probability that he selected the special quarter is 87.5%.

Learn more about probability in brainly.com/question/24217562

3 0
2 years ago
A gym’s membership in 2010 was 8,700. Now, it is 6,400. Which expression equals the percent of change?
Nady [450]
Answer is A.


Thank me later lol
6 0
4 years ago
A bakery can make 175 pastries each day. The bakery has been sold out of 3 days in a row. Determine of an estimate or exact answ
Marysya12 [62]
525 pastries for 3 days (:

5 0
3 years ago
Read 2 more answers
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