The quadratic function is y=.

(Type an equation using as the variable. Round to two decimals places as needed)

vakirnarhh
2021-12-03
Answered

Find the quadratic function that is best fit for f(x) defined by the table below

$$\begin{array}{}X& f(x)\\ 0& 0\\ 2& 401\\ 4& 1598\\ 6& 3595\\ 8& 6407\\ 10& 10,009\end{array}$$

The quadratic function is y=.

(Type an equation using as the variable. Round to two decimals places as needed)

The quadratic function is y=.

(Type an equation using as the variable. Round to two decimals places as needed)

You can still ask an expert for help

Ralph Lester

Answered 2021-12-04
Author has **16** answers

Step 1

Let the quadratic equation be

Since there are 3 unknowns a, b, c.

Let us use the least square method for the curve fit

Step 2

Step 3

number of data

Step 2

Step 4

Solve equation (1), (2) and (3)

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Can a quadratic equation not equal to zero

Well I wanted to know whether or not$y={x}^{2}+x+7$ is a quadratic equation since the general form is $a{x}^{2}+bx+c=0$ here the equation $y={x}^{2}+x+7$ .

Well I wanted to know whether or not

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Range of k for roots of $|{x}^{2}-1|+{x}^{2}+kx=0$

lying between (0, 2)

lying between (0, 2)

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Simplify the following expression:

$\frac{2}{y+3}-\frac{1}{{y}^{2}+7y+12}$

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Simplify.

${243}^{2/5}$

Which term represents the simplified form of ${243}^{2/5}$?

A. 9

B. $\sqrt[5]{{243}^{2}}$

C. $(\sqrt[5]{243}{)}^{2}$

D. $\sqrt[2]{{243}^{5}}$

${243}^{2/5}$

Which term represents the simplified form of ${243}^{2/5}$?

A. 9

B. $\sqrt[5]{{243}^{2}}$

C. $(\sqrt[5]{243}{)}^{2}$

D. $\sqrt[2]{{243}^{5}}$

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I have to following problem:

${q}^{2}+3q=40$

The anwser is$q=5$ and $q=-8$ can someone give me the steps?

The anwser is

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A quadratic $a{x}^{2}+bx+c$ has its roots in the interval [0,1], find the maximum value of $\frac{(a-b)(2a-b)}{a(a-b+c)}$