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Zinaida [17]
3 years ago
10

What I things you want to clarify immediately about evaluating functions?​

Mathematics
1 answer:
insens350 [35]3 years ago
3 0

Answer:

Important! The "x" is just a place-holder! And "f" is just a name.

These are all the same function:

f(x) = 1 − x + x2

f(q) = 1 − q + q2

w(A) = 1 − A + A2

pumpkin(θ) = 1 − θ + θ2

Step-by-step explanation:

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Answer this fast please
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negative

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PLS HELP 3x = 10 = 13x?
Sergeeva-Olga [200]

Answer:

3x=10+13x

We simplify the equation to the form, which is simple to understand  

3x=10+13x

We move all terms containing x to the left and all other terms to the right.  

+3x-13x=+10

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3 0
3 years ago
Write the point slope form of the equation of the line using the point (-4,-2)
Gre4nikov [31]

Answer:

y + 2 = \frac{5}{4} (x + 4)

Step-by-step explanation:

1) First, find the slope of the line. Take two points the line intersects and use them for the slope formula, \frac{y_2-y_1}{x_2-x_1}. We already know the line intersects (-4, -2). Just choose any one of the points you can see the line intersecting (in this case, I chose (0,3)) and plug in its values, too. Then solve:

\frac{(3)-(-2)}{(0)-(-4)} \\\frac{3+2}{0+4} \\\frac{5}{4}

So, the slope is \frac{5}{4}.

2) Now that you have the slope, plug in values for the point-slope formula, y - y_1 = m (x - x_1). In order to write a linear equation with it, the x_1, y_1, and m have to be substituted for with real values. The m represents the slope - which means that we should place \frac{5}{4} there. The x_1 and y_1 represent the x and y values of a point - and the questions wants us to use (-4, -2), so substitute -4 for x_1 and -2 for y_1:

y-(-2) = \frac{5}{4} (x - (-4))\\y + 2 = \frac{5}{4} (x + 4)\\

Thus, the answer is y + 2 = \frac{5}{4} (x + 4).

8 0
3 years ago
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