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Varvara68 [4.7K]
3 years ago
14

Why do we reverse the direction of the inequality symbol when multiplying or dividing by a negative number?

Mathematics
1 answer:
DiKsa [7]3 years ago
7 0
When you multiplied both sides by a NEGATIVE number, what WAS negative became positive, and what WAS positive became negative! Everything that was larger became small, and what was smaller became large. Everything REVERSED

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Need help! Will brainiest if right!
tangare [24]

Answer:

Y=3x+5

Step-by-step explanation:

If we take x = 1, according to the first function (the answer) y would be 8.

Other options:

—————

Formula 3:

Y= 2^x+5 == 7

Formula 4:

Y = x+8 == 9

True answer = 10.

——————

Ok, so the last one seems more accurate lets test the first and last one on two more numbers:

——————

X = 15

Formula 1:

50

Formula 4:

23

True answer = 60.

The first formula wins.

————————-

X= 10

Formula 1:

35

Formula 4:

18

True answer = 41

The first formula wins.

——————

So, we can see that the first formula is most accurate.

4 0
3 years ago
What is the median of this data set?<br> 22, 37, 49, 15, 12
blsea [12.9K]

Answer:

the answer is 22

Step-by-step explanation:

12,15,22,37,49

since 22 is in the middle its the median (make sure you put the #'s from least to greatest)

6 0
2 years ago
Read 2 more answers
Decide which item is the better purchase in the scenario below.
Andrews [41]
The 3oz is better than the 20
5 0
3 years ago
What statement best demonstrates why the following is a NON-EXAMPLE of a polynomial?
madreJ [45]

Answer:

D

Step-by-step explanation:

If a function has x in the denominator, it cannot be a polynomial.

The rest of the options either don't apply to the equation, or are not rules for polynomials.

5 0
3 years ago
A linear function that represents the number of video games purchased at an electronics store is compared to a different linear
serg [7]

Answer:

See there y-intersept and if slope is negative or positive to see if they intersect

7 0
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