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Strike441 [17]
3 years ago
15

Solve the following quadratic equation. A. x = 11 and x = 13 B. x = -11 and x = -13 C. x = -11 and x = 13 D. x = 11 and x = -13

Mathematics
1 answer:
Hatshy [7]3 years ago
5 0

Answer:

Solve the following quadratic equations using the indicated method. ... $3x^{2}=27$ B. Factoring $1\right)$ $x^{2}-13x-48=0$ $2\right)$ $2x^{2}-3x-5=0$ C. Completing the ... Quadratic Equation Discriminant Nature of Roots $x^{2}-2x+1=0$ ...

Step-by-step explanation:

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The area of a rectangle is 14 square units it has side lengths a and b
Travka [436]

The sides could be 1,14 or 2,7

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3 years ago
How are you in the bet nobody’s not going to help me on this question
Nataliya [291]

Answer:

See below.

Step-by-step explanation:

Party A

y = x^2 + 1

For each value of x in the table, substitute x in the equation with that value and evaluate y.

x = -2: y = (-2)^2 + 1 = 4 + 1 = 5

x = -1: y = (-1)^2 + 1 = 1 + 1 = 2

Do the same for x = 0, x = 1, x = 2

x     y

-2   5

-1    2

0    1

1     2

2    5

Part B

Look at points (-2, 5) and (-1, 2). The change in x from (-2, 5) to (-1, 2) is 1. The change in y is -3.

Now let's look at two other points which have a change in x of 1. Look at points (0, 1) and (1, 2). The change in x from (0, 1) to (1, 2) is 1. The change in y is 1.

You can see that for the first two points, a change of 1 in x produces a change of -3 in y, but for the second two points, the same change of 1 in x produce a change of 1 in y. Since the same change of x does not always produce the same change in y, the function is nonlinear.

Answer: A

4 0
3 years ago
Find (f/g) (x) and state the domain restriction. f (x) = 6x - 3 and g(x) = 12x^2 - 6x
Rufina [12.5K]

9514 1404 393

Answer:

  (f/g)(x) = 1/(2x)

  x ≠ 1/2

Step-by-step explanation:

  (f/g)(x)=\dfrac{f(x)}{g(x)}=\dfrac{6x-3}{12x^2-6x}=\dfrac{6x-3}{2x(6x-3)}\\\\\boxed{(f/g)(x)=\dfrac{1}{2x}}\quad x\ne\dfrac{1}{2}

The domain restriction x ≠ 1/2 comes from the requirement to prevent the denominator factor 6x-3 from being zero.

8 0
3 years ago
Please help I’ll give brainiest!!
Charra [1.4K]

Answer:

f(4) = 0

Step-by-step explanation:

f(4) means what is the value of y when x = 4

Now x = 4 is on the x- axis, where y = 0, thus

f(4) = 0

5 0
3 years ago
What is the function rule of (1,30) (2,35) (3,40) (4,45)?
stepan [7]
\bf \begin{array}{ccll}
x&y\\
\text{\textemdash\textemdash\textemdash}&\text{\textemdash\textemdash\textemdash}\\
1&30\\
2&35\\
3&40\\
4&45\\
a&5(a)+25
\end{array}\qquad \qquad y=5x+25

if you have already covered slopes, you could also get it that way, in fact is  simpler that way.
8 0
3 years ago
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