# Get college algebra help

Recent questions in Algebra
banganX 2020-10-27

### Begin by graphing $f\left(x\right)={\mathrm{log}}_{2}x$ Then use transformations of this graph to graph the given function. What is the graphs

Cabiolab 2020-10-27

### True or False: For $n×n$ matrices A and B, define $A\otimes B=AB-BA$. The operator ox is not associative or commutative.

tricotasu 2020-10-26

### A line passes through (9,3),(12,4), and (n,-5) Find the value of n.

Ava-May Nelson 2020-10-26

### Saving for college in 20 years, a father wants to accumulate $40,000 to pay for his daughters CoormaBak9 2020-10-25 ### Let B and C be the following ordered bases of ${R}^{3}:$ $B=\left(\left[\begin{array}{c}1\\ 4\\ -\frac{4}{3}\end{array}\right],\left[\begin{array}{c}0\\ 1\\ 8\end{array}\right],\left[\begin{array}{c}1\\ 1\\ -2\end{array}\right]\right)$ $C=\left(\left[\begin{array}{c}1\\ 1\\ -2\end{array}\right],\left[\begin{array}{c}1\\ 4\\ -\frac{4}{3}\end{array}\right],\left[\begin{array}{c}0\\ 1\\ 8\end{array}\right]\right)$ Find the change of coordinate matrix I_{CB} Line 2020-10-23 ### Trust Fund A philanthropist deposits$5000 in a trust fund that pays 7.5% interest, compounded continuously. The balance will be given to the college from which the philanthropist graduated after the money has earned interest for 50 years. How much will the college receive?

Isa Trevino 2020-10-23

### Let F be a field. Prove that there are infinitely many irreducible monic polynomials

Mylo O'Moore 2020-10-23

### Write down a definition of a subfield. Prove that the intersection of a set of subfields of a field F is again a field

Brennan Flores 2020-10-21

### Find the Euclidean distance between u and v and the cosine of the angle between those vectors. State whether that angle is acute, obtuse, or ${90}^{\circ }$. u = (-1, -1, 8, 0), v = (5,6,1,4)

Jason Farmer 2020-10-21

### The image of the point (2,1) under a translation is (5,-3). Find the coordinates of the image of the point (6,6) under the same translation.

necessaryh 2020-10-21

### For any vectors u, v and w, show that the vectors u-v, v-w and w-u form a linearly dependent set.

waigaK 2020-10-21

### Consider the following vectors in ${R}^{4}:$ ${v}_{1}=\left[\begin{array}{c}1\\ 1\\ 1\\ 1\end{array}\right],{v}_{2}=\left[\begin{array}{c}0\\ 1\\ 1\\ 1\end{array}\right]{v}_{3}=\left[\begin{array}{c}0\\ 0\\ 1\\ 1\end{array}\right],{v}_{4}=\left[\begin{array}{c}0\\ 0\\ 0\\ 1\end{array}\right]$ d. If $x=\left[\begin{array}{c}23\\ 12\\ 10\\ 19\end{array}\right],find{\left\{x\right\}}_{B}e$. If ${x}_{B}=\left[\begin{array}{c}3\\ 1\\ -4\\ -4\end{array}\right]$, find x.

Jerold 2020-10-21

### Find the x-and y-intercepts of the given equation. $g\left(x\right)=2x+4$

ediculeN 2020-10-21

### To calculate: The points needed on the final to average the points to 75 when the final carries double weight. Given information: Grades in three teste in College Algebra are 87,59 and 73. The final carries double weight. The average after final is 75.

naivlingr 2020-10-20

### Let $p,q\in \mathbb{Z}$ be district primes. Prove that $\mathbb{Q}\left(\sqrt{p},\sqrt{q}\right)=\mathbb{Q}\left(\sqrt{p}+\sqrt{q}\right)$, and that $\mathbb{Q}\subseteq \mathbb{Q}\left(\sqrt{p}+\sqrt{q}\right)$ is a degree 4 extension.

beljuA 2020-10-20

### Sketch a graph of the function. Use transformations of functions when ever possible. $f\left(x\right)=|x+1|$

Lennie Carroll 2020-10-20

### Consider the linear transformation $U:{R}^{3}\to {R}^{3}$ defined by $U\left(\begin{array}{c}x\\ y\\ z\end{array}\right)=\left(\begin{array}{c}z-y\\ z+y\\ 3z-x-y\end{array}\right)$ and the bases $ϵ=\left\{\left(\begin{array}{c}1\\ 0\\ 0\end{array}\right),\left(\begin{array}{c}0\\ 1\\ 0\end{array}\right),\left(\begin{array}{c}0\\ 0\\ 1\end{array}\right)\right\},\gamma =\left\{\left(\begin{array}{c}1-i\\ 1+i\\ 1\end{array}\right),\left(\begin{array}{c}-1\\ 1\\ 0\end{array}\right),\left(\begin{array}{c}0\\ 0\\ 1\end{array}\right)\right\}$, Compute the four coordinate matrices ${\left[U\right]}_{ϵ}^{\gamma },{\left[U\right]}_{\gamma }^{\gamma },$

nicekikah 2020-10-20

### Let $A=\left\{a,b,c,d\right\}$ 1. Find all combinatorial lines in ${A}^{2}$. How many combinatorial lines are there? 2. Let n in $\mathbb{N}$. Prove that the number of combinatorial lines in ${A}^{n}$ equals ${5}^{n}-{4}^{n}$

Annette Arroyo 2020-10-20

### If a is an idempotent in a commutative ring, show that $1-a$ is also an idempotent.

foass77W 2020-10-19

### Show that a ring is commutative if it has the property that ab = ca implies b = c when $a\ne 0$.

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