Recent questions in Secondary

seiyakou2005n1
2022-05-24
Answered

$u(x)=f(x){u}^{\prime}(x)$

Is there a general form of solving such an equation?

If not, is there a general form for $f(x)$ being a linear function?

Hugo Brady
2022-05-24
Answered

Kendrick Pierce
2022-05-24
Answered

Janiyah Huffman
2022-05-24
Answered

zintekensci
2022-05-23
Answered

$f(x)={x}^{4}+2{x}^{3}-x-1.$

Alani Conner
2022-05-23
Answered

$\{\begin{array}{l}mx+y=m\\ mx+2y=1\\ 2x+my=m+1\end{array}$

when does this system of equations have a solution?

raulgallerjv
2022-05-23
Answered

Case Nixon
2022-05-23
Answered

1. $x+y=1-z$

and

2. ${x}^{3}+{y}^{3}=1-{z}^{2}$

Find all such $x$, $y$ and $z$.

Janiyah Huffman
2022-05-23
Answered

a. All options are correct.

b. Interpreting the data.

c. Recording the economic activities.

d. Designing the systems for recording, classifying and summarizing.

Aditya Erickson
2022-05-23
Answered

$\mathrm{cos}2x=2{\mathrm{cos}}^{2}x-1=1-2{\mathrm{sin}}^{2}x$

$\mathrm{sin}x=\mathrm{cos}(\frac{\pi}{2}-x)$

to help evaluate

${\int}_{0}^{\pi /2}\sqrt{1-\mathrm{sin}x}\phantom{\rule{thickmathspace}{0ex}}dx$

Nicholas Cruz
2022-05-23
Answered

Camille Flynn
2022-05-23
Answered

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