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Ne4ueva [31]
3 years ago
3

Estimate √53 between two numbers to the tenths place. 1. Identify perfect squares: 72 = 49 and 82 = 64 2. Estimate between two w

hole numbers: between 7 and 8 3. Determine the closer whole number:
Mathematics
2 answers:
Lunna [17]3 years ago
7 0

Answer:

53 lies between 7.2 and 7.3

Step-by-step explanation:

1. Identify perfect squares: 72 = 49 and 82 = 64

2. Estimate between two whole numbers: between 7 and 8

3. Determine the closer whole number: closer to 7 because 53 is closer to 49 than to 64

4. Find the squares of tenths: 7.12= 50.41

7.22= 51.84

7.32= 53.29

7.42= 54.76

Thepotemich [5.8K]3 years ago
6 0

Answer:

7.3 to the nearest tenth.

Step-by-step explanation:

The square root is between 7 and 8.

The closest whole number is 7.

Divide 53 by 7:

= 7.57

Average of 7 and 7.57 = 7.29

Divide 53 by 7.29 = 7.27.

Average of 7.27 and 7.29 = 7.28.

Therefore the square root is 7.3 to the nearest tenth.

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If you can get an answer to any question, what would you ask? You toss a fair coin 4 times. What is the probability that (round
Andrew [12]

Answers:

a) 0.0625

b) 0.9375

==================================================

Work Shown:

The probability of landing on heads is 1/2 = 0.5 since both sides are equally likely to land on. Getting 4 heads in a row is (1/2)^4 = (0.5)^4 = 0.0625

The event of getting at least one tail is the complement of getting all four heads. This is because you either get all four heads or you get at least one tail. One or the other must happen. We subtract the result we got from 1 to get 1-0.0625 = 0.9375

You can think of it like this

P(getting all four heads) + P(getting at least one tail) = 1

The phrasing "at least one tail" means "one tail or more".

4 0
3 years ago
Suppose the odds against winning the lottery as 48,000,000 to 1. What is the probability of the event of winning the lottery giv
kupik [55]

The probability according to the given scenario will be "\frac{1}{48,000,001}".

According to the question:

  • The odds against winning the lottery are 48,000,000 to 1.
  • Favorable outcome = 1

→ The total outcome will be:

= 48,000,000 +1

= 48,000,001

As we know,

→ P(E) = \frac{Favorable \ outcomes}{Total \ outcomes}

By putting the values, we get

→           =\frac{1}{48,000,001}

Thus the above response is right.

Learn more about Probability here:

brainly.com/question/15739211

8 0
3 years ago
Please help and show working (please)
Alexxandr [17]

In mathematical notation, ∑ means summation. So wherever you see the symbol, you have to sum over all elements in the set. Let's solve the question.

a. ∑m means, to sum all elements in the set m: ∑m = 12 + 15 + 20 + 30 = 77

b. ∑f^{2} means to sum all elements in the set f as the square of the elements f = 5^{2} + 9^{2} + 10^{2} + 16^{2} = 25 + 81 + 100 + 256 = 462

c. ∑mf means to sum all elements as the product of the elements of m and f = (12×5) + (15×9) + (20(12^{2}(5)) + (15^{2}(9)) + (20^{2}(10)) + (30^{2}(16)) = 2114510) + (30×16) = 875

d. ∑m^{2}f means to sum all elements as the product of the square of m and f = ((12*12)(5)) + ((15*15)(9)) + ((20*20)(10)) + ((30*30)(16)) = 21145

4 0
3 years ago
Find 5x − 3y − z if x = −2, y = 2, and z = −3 <br> Select one: a. −19 b. 19 c. 13 d. −13
NeTakaya

Answer:

-13

Step-by-step explanation:

5x − 3y − z

substitute x = −2, y = 2, and z = −3

5(-2) -3(2) - (-3)

multiply

-10 -6 +3

-16 +3

-13

7 0
4 years ago
If LM = 6, what is the perimeter of △PKQ?
Tanya [424]
16 i believe
ur welcome
7 0
3 years ago
Read 2 more answers
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