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Vedmedyk [2.9K]
3 years ago
15

10 POINTS AND BRAINLIEST ITS FOR MY SEMESTER TEST PLEASE HELP!!! SEE PICTURE

Mathematics
1 answer:
marishachu [46]3 years ago
4 0

The answer to this is the last option choice.


An easy way to solve this is to look at the x in each set. If two or more of the ordered pairs have the same number in the x place, then it is not a function.

The first option isn't a function becasue there are 2 "-7"

The second option isn't a function because there are 2 "1"

The third option isn't a function because there are 2 "-2"

That leaves the bottom choice the answer because none of the x's repeat.

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Write a function in terms of t that represents the situation.
elena55 [62]

Answer:

4.5(1.035)^t

Step-by-step explanation:

An inrease of 3.5% means that each year's total is 103.5% of the year before, right?

Year 1 = 4.5(1.035) = 4.66

Year 2 = 4.66(1.035) = 4.82

etc.

So, year 2 is 4.5(1.035)(1.035) = 4.82

Multiplying something by itself can be written with an exponent instead, so 2 years is...

4.5(1.035)2

Since the number of years is the variable (let's call it t)...

5 0
4 years ago
A circle is centered at K(0,0)K(0,0)K, left parenthesis, 0, comma, 0, right parenthesis. The point U(6,-4)U(6,−4)U, left parenth
Lapatulllka [165]

Answer:

inside the circle

Step-by-step explanation:

Khan Academy

6 0
3 years ago
Read 2 more answers
If one out of 12 students at a school share a locker, how many share a locker in a school of 456 students
ahrayia [7]
456÷12= 38

I pretty sure... I hope this helps!
8 0
3 years ago
The length of a rectangle is three times its width. The perimeter of the rectangle is at most 112cm. Which inequality models the
miss Akunina [59]

Answer: w ≤ 14 cm , L ≤ 42 cm

<u>Step-by-step explanation:</u>

width (w): w

Length(L): 3w

Perimeter (P) = 2w + 2L

P ≤ 112

 2w +   2L   ≤ 112

2(w) + 2(3w) ≤ 112

 2w +   6w   ≤ 112

       8w        ≤ 112

         w        ≤ 14

8 0
3 years ago
PLEASEPLEASE ANSWER
IRINA_888 [86]

Answer:

x = 7

Step-by-step explanation:

A triangle's total interior angle measurement will equal 180°.

Set all measurements equal to 180:

(82) + (9x - 6) + (6x - 1) = 180

Simplify. Combine like terms:

(82 - 6 - 1) + (9x + 6x) = 180

(82 - 7) + (15x) = 180

(75) + 15x = 180

Next, isolate the variable, x. Note the equal sign, what you do to one side, you do to the other. Do the opposite of PEMDAS.

PEMDAS is the order of operation, and stands for:

Parenthesis

Exponents (& Roots)

Multiplication

Division

Addition

Subtraction

~

First, Subtract 75 from both sides of the equation:

15x + 75 = 180

15x + 75 (-75) = 180 (-75)

15x = 180 - 75

15x = 105

Next, divide 15 from both sides of the equation:

(15x)/15 = (105)/15

x = 105/15

x = 7

7 is your value for x.

~

3 0
3 years ago
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