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Paha777 [63]
3 years ago
15

What is 3·3÷3·1²·5 and for any body who doesn't get it Ur not dumb lol

Mathematics
2 answers:
r-ruslan [8.4K]3 years ago
7 0

I'll give you a hint. <u><em>This questions is about order of operations for pemdas. Its stand for: p-parenthesis, e-exponents, m-multiply, d-divide, a-add and s-subtract that came from left to right.</em></u>

First you had to calculate with exponents first.

1^2=1*1=1

3*3/3*1*5

Then you multiply and divide from left to right.

3*3=9

9/3*1*5

3*1*5

3*5

=15

Final answer: \boxed{=15}

Hope this helps!

And thank you for posting your question at here on brainly, and have a great day.

-Charlie

erastova [34]3 years ago
6 0

Answer:

15

Step-by-step explanation:

Parentheses

Exponents

Multiplication

Division

Addition

Subtraction

When there is multiplication and division, the order doesn't matter. For addition and subtraction, the one you do first is the one that comes first in the equation.

<em>Equation:</em>

3 \times 3 \div 3 \times 1^{2} \times 5

Do the exponent:

1^{2} = 1 \times 1 = 1

Multiplication:

3 \times 3 = 9

<em>Equation:</em>

9 \div 3 \times 1 \times 5

Divide:

9 \div 3 = 3

Multiply:

3 \times 1 = 3

<em>Equation:</em>

3 \times 5

Multiply:

3 \times 5 = \bf 15

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oksian1 [2.3K]

-- sitting erect, shoulders back, chest out, head up, spine straight

-- pen held loosely and comfortably in your hand

-- forearm resting lightly on the table

-- digit characters formed neatly and clearly, with uniform size and slant

                <em>3 0 9, 0 5 8, 3 0 4</em> .


3 0
3 years ago
Bubbles bakery has 24 oatmeal cookies, 36 vanilla bean cookies, 42 chocolate chip cookies. What is the greatest common factor bu
STatiana [176]

Answer:6

Step-by-step explanation:

We have three groups of cookies as follows:

24   oatmeal

36   vanilla bean

42  chocolate chip

If we breack down into factors we get

24    2       24 = 2³ * 3        36    2   36 = 2²*3³         42   2   42 = 2*3*7

12     2                                 18    2                              21   3

6      2                                   9    3                                7   7

3      3                                   3    3                                1

1                                             1

Fom where we can get that biggest common factor is 6

24 ÷  6      =  4

36 ÷  6      =  6

42 ÷  6      =  7

Then Bakery will have  4 groups of oatmeal cookies, 6 of vanilla bean, and 7 chocolate chip

7 0
3 years ago
For each function below, determine whether or not the function is injective and whether or not the function is surjective. (You
Harlamova29_29 [7]

Answer: First, injective means that for every y, there is only one x such f(x) = y, and surjective means that if f is a function that goes from the set {x} to the set {y}, for every element y in the codomain there is at least one element x in the domain such f(x) = y

(a) f:R----> + R given by f(x) = x2 (i guess you written x^{2})

The function is not injective, because f(-2) = f(2), and is surjective, because the codomain is +R, and x^{2} is always a positive real number.

(b) f:N----> + N given by f(n) = n2  (i guess you written n^{2})

As the naturals have no negative numbers, in this case the function is injective, but isn't surjective, because there is no number that when squared is equal to 5, for example.

(c) f: Zx Z → Z given by f(n, k) = n +k:

here the domain is of the form (n,k) and the function is n +k, so the numbers (z,w) and (w,z) return the same value when evaluated in f, then f is not injective. And is easy to see that f is surjective, because in the sum you can reach al the integers on the codomain.

3 0
3 years ago
Explain it hank needs 3 quarters to play one video game each time.if he has 14 quarters, how many timed can he play? Explain.
ratelena [41]
<span> The answer is is 4 times. </span>
<span>The reason it is 4 is because 3 times 4 is 12 and 12 is less than 14. If you did 3 quarters times 5, you would get 15, going over the limit.</span>
6 0
3 years ago
50 points answer asap!!!!!!!!!!!!!!!!!!!!!!!!!!!!
vovikov84 [41]

Answer:

2,568.39ft2

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
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