Recent questions in Precalculus

tabita57i
2020-11-23
Answered

x+4y=0 x+5y+z=1 5x-y-z=79

Rui Baldwin
2020-11-23
Answered

\(A=\begin{pmatrix}2 & 1&3 \\-2 & 2&4\\-1&-3&-4 \end{pmatrix}\)

\(B=\begin{pmatrix}-1 & -2\\1 & 2\\3&4 \end{pmatrix}\)

jernplate8
2020-11-22
Answered

If the matrix X has a dimension of \(4 \times 6\), matrix A has a dimension of \(5 \times 5\), matrix B has a dimension of \(3 \times 5\) and matrix D has a dimension of \(4 \times 6\),The dimension of D' is \(6 \times 4\). True or false

floymdiT
2020-11-22
Answered

rocedwrp
2020-11-22
Answered

a. \([[5,6],[7,3]]\)

b. \([[2,4],[-3,-5]]\)

ddaeeric
2020-11-20
Answered

Brittney Lord
2020-11-20
Answered

\(\displaystyle{f{{\left({x}\right)}}}={2}{x}^{{{3}}}{\left({x}^{{{2}}}−{4}\right)}{\left({x}−{1}\right)}\)

Cabiolab
2020-11-17
Answered

a) Express \(A^{-1}\) as a product of elementary matrices

b) Express A as a product of elementary matrices

Dillard
2020-11-16
Answered

Ernstfalld
2020-11-14
Answered

\(\begin{bmatrix}2 & 3 \\1 & 0 \end{bmatrix} \times \begin{bmatrix}4 & 1 \\2 & 1 \end{bmatrix}\)

\(\begin{bmatrix}1 & 3 \\4 & 5\\1&2 \end{bmatrix} \times \begin{bmatrix}2 & -1&4 \\3 & 1&0 \end{bmatrix}\)

Aneeka Hunt
2020-11-12
Answered

a. \(1+\frac32+\frac94+...+\frac{81}{16}\)

tinfoQ
2020-11-12
Answered

\(\begin{bmatrix}1 & 1&1 \\ 3 & 5&6\\-2&2&7 \end{bmatrix}\)

Chardonnay Felix
2020-11-12
Answered

vazelinahS
2020-11-12
Answered

\(|0,0,0,p,v,0,0,0,q,w,0,0,0,r,x,a,c,e,s,y,b,d,f,t,z|\)

Emeli Hagan
2020-11-11
Answered

sagnuhh
2020-11-11
Answered

preprekomW
2020-11-10
Answered

Precalculus problems and solutions are hard to find online even though this topic is quite popular among college students majoring in Engineering. Keeping this fact in mind, we decided to provide you with a list of questions and answers that will help you with various precalculus problems. Regardless if it is related to equations or any other problem, these precalculus problems and composite functions examples and solutions below will help you see the logic and compare solutions as you check your original task.