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kherson [118]
3 years ago
13

Is this correct?! Correct me if i am wrong!

Mathematics
2 answers:
katrin [286]3 years ago
7 0

Answer:yes i think

Step-by-step explanation:

Trava [24]3 years ago
4 0
Yes! Keep up the great work!
You might be interested in
Consider the function f(x) = the quantity x squared minus x minus 12 all over the quantity x plus 3. Describe the graph of this
FromTheMoon [43]

Answer:

The graph of f(x) is discontinuous at x= -3. The x and y-intercepts or he function f(x) are (4,0) and (0,-4) respectively. The graph of the function is a straight line.

Step-by-step explanation:

The given function is

f(x)=\frac{x^2-x-12}{x+3}

f(x)=\frac{x^2-4x+3x-12}{x+3}

f(x)=\frac{x(x-4)+3(x-4)}{x+3}

f(x)=\frac{(x-4)(x+3)}{x+3}

Cancel out the common factor (x+3).

f(x)=x-4

It is a linear equation and it will give a straight line.

Put x=0, to find the y-intercept.

f(x)=0-4

f(x)=-4

Therefore the y-intercept is (0,-4).

Put x=0, to find the x-intercept.

0=x-4

4=x

Therefore the x-intercept is (4,0).

At x= -3 the value of denominator is 0, therefore the function is undefined for x= -3.

As x approaches toward x=-3 from left and right, the value of function approaches towards y=-7.

The function is discontinuous at x= -3.

4 0
3 years ago
Read 2 more answers
Which equation shows 2.4 as the constant of proportionality?
Nata [24]
I think it's c because if its proportional it should also be linear and c is the only linear equation
7 0
4 years ago
Read 2 more answers
Which is the solution set of the inequality<br> -15y+9&lt;-36
liraira [26]

Answer:

-15y+93\:\\ \:\mathrm{Interval\:Notation:}&\:\left(3,\:\infty \:\right)\end{bmatrix}

Therefore, the first choice is correct.

The graph of the inequality is also attached below.

Step-by-step explanation:

Considering the inequality

-15y+9

solving

-15y+9

\mathrm{Subtract\:}9\mathrm{\:from\:both\:sides}

-15y+9-9

-15y

\mathrm{Multiply\:both\:sides\:by\:-1\:\left(reverse\:the\:inequality\right)}

\left(-15y\right)\left(-1\right)>\left(-45\right)\left(-1\right)

15y>45

\mathrm{Divide\:both\:sides\:by\:}15

\frac{15y}{15}>\frac{45}{15}

y>3

In other words,

-15y+93\:\\ \:\mathrm{Interval\:Notation:}&\:\left(3,\:\infty \:\right)\end{bmatrix}

Therefore, the first choice is correct.

The graph of the inequality is also attached below.

6 0
3 years ago
The difference between the square of two numbers is five. Twice the square of the second number is subtracted from three times t
svet-max [94.6K]
Let us assume the first number to be = x
Let us assume the second number to be = y
Then
x^2 - y^2 = 5
x^2 = y^2 + 5
And
3x^2 - 2y^2 = 19
Multiplying the first equation by -2, we get
- 2x^2 + 2y^2 = - 10
Now subtracting the two equations, we get
x^2 = 9
x = 3
Putting the value of "x" in the first equation, we get
(3)^2 - y^2 = 5
9 - y^2 = 5
y^2 = 4
y = 2

I hope that the procedure is clear enough for you to understand and this is the answer that you were looking for.
5 0
4 years ago
What is the equation of the blue graph?
Ad libitum [116K]
Answer should be D. G(x) = (x - 5)^2


G(x) = (x - 5)^2 ....move F(x) = x^2 to the right 5 units

Hope it helps
6 0
3 years ago
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