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Alik [6]
3 years ago
5

What is the answer to |4r−12| , if r<3?

Mathematics
1 answer:
Sav [38]3 years ago
7 0

Answer:

Step-by-step explanation:

|4r−12| = -(4r-12)  when 4r-12< 0

4r< 12 so r<3

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Area of hexagon please help
podryga [215]

\frac{ 3\sqrt{3} }{2}  \times a {}^{2}  \\  \\   \frac{ \sqrt{27} }{2} \times 7 {}^{2}  \\  \\ \frac{ \sqrt{27} }{2} \times 49 \\  \\  = 127.31cm {}^{2}

<h3>So Option D=127.3cm²</h3>

<h3>Hope This Helps You </h3>

3 0
3 years ago
. Find two polynomial expressions whose quotient, when simplified, is 1/x . Use that division problem to determine whether polyn
Sergeeva-Olga [200]

Answer:

The two polynomials are:

(x + 1) and (x² + x)

Step-by-step explanation:

A polynomial is simply an expression which consists of variables & coefficients involving only the operations of addition, subtraction, multiplication, and non - negative integer exponents of variables.

Now, 1 and x are both polynomials. Thus; 1/x is already a quotient of a polynomial.

Now, to get two polynomial expressions whose quotient, when simplified, is 1/x, we will just multiply the numerator and denominator by the same polynomial to get more quotients.

So,

Let's multiply both numerator and denominator by (x + 1) to get;

(x + 1)/(x(x + 1))

This gives; (x + 1)/(x² + x)

Now, 1 and x are both polynomials but the expression "1/x" is not a polynomial but a quotient and thus polynomials are not closed under division.

6 0
3 years ago
Which expression represents the perimeter of the rectangle with a width of 4x+3 and legnth of 2x?
slavikrds [6]
P = 2L + 2W
P = 2(2x) + 2(4x + 3)
P = 4x + 8x + 6
P = 12x + 6

The correct response would be D. 12x + 6.
3 0
3 years ago
The cost of 6 sandwiches and 4 drink is $53. The cost of 4 sandwiches and 6 drinks is $47. How much does one sandwich cost?
Dmitry [639]

Answer:

sandwich = 6.50

Step-by-step explanation:

Let s = sandwich price

d = drink price

6s + 4d = 53

4s + 6d = 47

Multiply the first equation by 3

18s + 12d = 159

Multiply the second equation by -2

-4s - 12d = -94

Add these equations together

18s + 12d = 159

-8s - 12d = -94

--------------------------

10s = 65

Divide by 10

s = 65/10

s =6.5

8 0
3 years ago
A teacher brings 3 gallons of juice on a field trip. There are 36 students on the trip. a. How many fluid ounces of juice does t
Korvikt [17]

Answer:

384 fl ounces of juice

Step-by-step explanation:

1 gallon=128 fluid ounce

3*128

=384

8 0
2 years ago
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