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Scrat [10]
3 years ago
5

1-1 Relations and Functions

Mathematics
1 answer:
Sati [7]3 years ago
6 0

Answer:

Option D

Step-by-step explanation:

A function is a relation where each domain is assigned to exactly one range value.

In the relation given, the value of '-2' is repeated and assigned with two range numbers.

Therefore, the relation is not a function because -2 is paired with two range values.

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I need major help pleaseeeeeeeeeeeeee
sveta [45]
Just make a triangle and an X and Y axis and reflect it over the Y axis.  It's that simple.  Then tell how you did it.  Obviously it will be a reflection.  Name the points (before and after) and you are done.

-Twix
4 0
3 years ago
Please helpppppppppppppp
Helen [10]

Answer:

90/23

Step-by-step explanation:

First, you want to start in the parentheses. 5-6=-1, then multiply it by -2. Since a negative multiplied by a negative is a positive, -2*-1=2. -3^2=-9. 2+8=10. Then -9 times 10= -90. Then, we move on to the bottom. 5--2=7. 4^2=16, and -2(2)=-4. So -5(7) + 16-4=-23. Now, the equation should look like this, -90/-23. Put the negatives together and you get 90/23.

6 0
3 years ago
Is 2/4 greater then 5/6?
AfilCa [17]

Answer:

No 5/6 is greater

Step-by-step explanation:

2/4 is half. Half of 6 is 3.

3 0
2 years ago
(x+42)3x. solve for x
pishuonlain [190]

Answer: X is equal to either 0 or -42

Step-by-step explanation:

3 0
3 years ago
What is the y-intercept of the line perpendicular to the line...
Dominik [7]

Answer:

D) 5

Step-by-step explanation:

Perpendicular lines have opposite reciprocal slopes.

The line: y=\frac{3}{4} x+3 has a slope of \frac{3}{4} as it is  in y=mx+b form, where m is the slope, and b is the y-intercept.

Since the slope is \frac{3}{4}, we see that the negative reciprocal slope is -\frac{4}{3}, as \frac{4}{3} is the reciprocal (flip the numerator and denominator).

From here, we can use point slope form: y - y1 = m(x- x1), where (y1, x1) is  the point. In this case, (3, 1) is the point.

Thus, we have: y-1 =-\frac{4}{3}(x-3) as our final equation.

Simplifying: y-1 = -\frac{4}{3}x+4

And: y=-\frac{4}{3}x+5, which gives us the y-intercept to be 5.

Let me know if this helps!

4 0
2 years ago
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