Recent questions in Algebra

Algebra IAnswered question

texelaare 2021-02-15

The points (-9,0) and (19,0) lie on a parabola.

a) Determine an equation for its axis of symmetry.

b) The y-coordinate of the vertex is -28. Determine an equation for the parabola in factored form.

c) Write your equation for part b) in standard form.

a) Determine an equation for its axis of symmetry.

b) The y-coordinate of the vertex is -28. Determine an equation for the parabola in factored form.

c) Write your equation for part b) in standard form.

Algebra IIAnswered question

babeeb0oL 2021-02-14

Need to calculate:The factorization of $6{z}^{3}+3{z}^{2}+2z+1$ .

Algebra IIAnswered question

tinfoQ 2021-02-14

Find the solution (x,y)to the system of equations.

Multiply the coordinates

Algebra IIAnswered question

Brennan Flores 2021-02-14

(a) Find a system of two linear equations in the variables x and y whose solution set is given by the parametric equations

(b) Find another parametric solution to the system in part (a) in which the parameter is s and

Pre-AlgebraAnswered question

Kyran Hudson 2021-02-14

A ferry boat transports tourists among three islands. It sails from the first island to the second island, 4.42 km away, in a direction 37.0° north of east. It then sails from the second island to the third island in a direction 80.5° west of north. Finally it returns to the first island, sailing in a direction 28.0° east of south. (a) Calculate the distance between the second and third islands. km (b) Calculate the distance between the first and third islands.

Algebra IAnswered question

Yulia 2021-02-14

Determine whether the function represents exponential growth or exponential decay. Identify the percent rate of change.

Algebra IAnswered question

Nann 2021-02-14

State whether the equation represents exponential growth, exponential decay, or neither.

Algebra IIAnswered question

Emily-Jane Bray 2021-02-14

Find the cubic polynomial whose graph passes through the points $(-1,-1),(0,1),(1,3),(4,-1).$

Pre-AlgebraAnswered question

postillan4 2021-02-14

One cake recipe calls for $\frac{2}{3}$ cup of sugar. Another recipe calls for $\frac{1}{4}$ cups of sugar. How many cups of sugar are needed to make both cakes?

Algebra IAnswered question

glasskerfu 2021-02-14

Multiply and simplify

$\frac{{x}^{2}+2x-\frac{3}{{x}^{2}}+1x-20}{x-\frac{1}{x}+5}$

Algebra IIAnswered question

sodni3 2021-02-14

Solve the equivalent equations

and

Algebra IAnswered question

amanf 2021-02-14

Fill in the bla

so the resulting statement is true.

when solving

$3{x}^{2}+2{y}^{2}=35$

$4{x}^{2}+3{y}^{2}=48$

by the addition method, we can eliminate${x}^{2}$ by the multiplying the first equation by -4 and the second equation by __________ and then adding the equations

so the resulting statement is true.

when solving

by the addition method, we can eliminate

Algebra IIAnswered question

Haven 2021-02-14

What are the cut points of a rational function? Explain how to solve a rational inequality.

$chec{k}_{circle}$

Algebra IIAnswered question

Falak Kinney 2021-02-14

Find the probability of the indicated event if

Pre-AlgebraAnswered question

Burhan Hopper 2021-02-14

Suppose that the current measurements in a strip of wire are assumed to follow a normal distribution with a mean of 10 milliamperes and a standard deviation of 2 milliamperes.

What is the probability that a measurement exceeds 13 milliamperes? What is the probability that a current measurement is between 9 and 11 milliamperes.

What is the probability that a measurement exceeds 13 milliamperes? What is the probability that a current measurement is between 9 and 11 milliamperes.

Algebra IAnswered question

Tazmin Horton 2021-02-13

Write without absolute value notation: $\left|6-5i\right|$

Algebra IIAnswered question

shadsiei 2021-02-13

We need to calculate: The simplified value of the radical expression $\sqrt[3]{\sqrt[3]{2a}}$

Pre-AlgebraAnswered question

sjeikdom0 2021-02-13

Range Rule of Thumb for Interpreting s The 20 brain volumes $(c{m}^{3})$ from Data Set 8 “IQ and Brain Size” in Appendix B have a mean of $1126.0\text{}c{m}^{3}$ and a standard deviation of $124.9\text{}c{m}^{3}$ . Use the range rule of thumb to identify the limits separating values that are significantly low or significantly high. For such data, would a brain volume of $1440\text{}c{m}^{3}$ be significantly high?

Pre-AlgebraAnswered question

Wotzdorfg 2021-02-13

1.After several tries of measuring, Lydia gets the results of 2.75, 2.76, 2.30 cm. She realized that the results of measurement is closest to the actual measurement which is 3.25. What is the implication of her measurements? Is it Accurate and precise?

2.I measured the length of cabinet 3 times. The results of my measurements are 3.44 m, 3.55 m, 3.47 m. Afterwards, I compared it to the results with each other. What did I was trying to find out? Is it precision?

2.I measured the length of cabinet 3 times. The results of my measurements are 3.44 m, 3.55 m, 3.47 m. Afterwards, I compared it to the results with each other. What did I was trying to find out? Is it precision?

Algebra IIAnswered question

iohanetc 2021-02-13

Confirm that if x is rational and $x\ne 0$ , then $\frac{1}{x}$ is rational.

Even as we are dealing with college subjects like Sociology or Data Science, the use of high school Algebra is inevitable. Some of us may still remember the rules, yet it is only natural have something as a reminder.

Regardless if you have some questions regarding equations or need some urgent help, we already have a list of the most popular answers that will serve as the starting points for your task. Take your time to explore the list of questions and answers to see the scope of high school algebra tasks.