20,422 Answered Questions for the topic Algebra

10/29/21

Simplify each expression (if it is already simplified, state that it is already simplified):
a). 4x8-y3+33/14zb). 4C-5C+6C-7C+8C2c). (4D)(-5D)(6D)(-7D)(8D2)d). -12(444cd5e6543/F-G)0-10x0e). (3xy2)10(x3y)2+(2x2)8(-7y6)4
Follows • 2
Expert Answers •1

10/29/21

An oil tanker train car is in the shape of a cylinder (on its side).
An oil tanker train car is in the shape of a cylinder (on its side). The train car is 75 feet long and 8 feet 6 inches across (and so 8 feet 6 inches for the diameter). Approximate the capacity... more
Follows • 2
Expert Answers •1

10/29/21

Looking at the houses for sale in a certain city:
Looking at the houses for sale in a certain city: 12 are listed at $300,000; 6 are listed at $400,000; 8 are listed at $500,000 and 2 are listed at $1,450,000. a) Find the mean, median, and mode... more
Follows • 2
Expert Answers •2
Algebra

10/28/21

Write the equation of the line that passes through the points (1, 1) and (2, 4). Write your answer in slope-intercept form.
Write the equation of the line that passes through the points (1, 1) and (2, 4). Write your answer in slope-intercept form.
Follows • 1
Expert Answers •1

10/28/21

Are cos^2 x and cos (x)^2 same?
Cos2x and Cos(x)2
Follows • 1
Expert Answers •1
Algebra

10/28/21

Determine a function equation for the line that has a slope of –5 and that passes through the point (6, 0)
Follows • 1
Expert Answers •1
Algebra

10/28/21

One leg of a right triangle is 7 feet longer than the shortest leg. The hypotenuse is 9 feet longer than the shortest leg. Find the lengths of the two legs and the hypotenuse of the triangle.
One leg of a right triangle is 7 feet longer than the shortest leg. The hypotenuse is 9 feet longer than the shortest leg. Find the lengths of the two legs and the hypotenuse of the triangle.
Follows • 1
Expert Answers •1
Algebra

10/28/21

Solving Rational Equations
Katie can do a job in 6 hours. If she works with Blake, together they can get the job done in 4 hours. How long would it take Blake to do the job alone?
Follows • 1
Expert Answers •1
Algebra

10/28/21

The length of a rectangle is 2 more than 4 times the width. If the perimeter is 124 find the length.
Follows • 1
Expert Answers •1

10/28/21

How to solve log(x) − 2?
The problem set gives one tip: Try multiplying 2 with log(e).
Follows • 0
Expert Answers •1

10/27/21

What is the Logical Equivalence by following the data below?
Use truth tables to show if the two statements are logically equivalent or not.(p↔~q) ≡ (p ˄~q) ˅ (~p ˄ q)
Follows • 1
Expert Answers •1

10/27/21

Evaluate the limit using l'hopital's rule
Iim (tanx)π/2-xx→π/2- Lim x tends to π/2 (negative) (tanx)π/2-x
Follows • 2
Expert Answers •2

10/27/21

The maximum load that a horizontal beam can safely support varies jointly as the width of the beam and the square of its depth and inversely as the length of the beam.

The maximum load that a horizontal beam can safely support varies jointly as the width of the beam and the square of its depth and inversely as the length of the beam. Determine how each change... more
Follows • 1
Expert Answers •1
Algebra

10/26/21

Superman needs to save Lois from the clutches of Lex Luthor. After flying for 16 seconds, he is 1236 meters from her. Then at 19 seconds he is 1074 meters from her. Superman flies at a constant rate.

What is Superman’s average rate? Meters per secondHow far does Superman fly every 7 seconds? MetersHow close to Lois is Superman after 26 seconds? Meters
Follows • 1
Expert Answers •1
Algebra

10/26/21

five times the qoutient of sixteen and four, less twelve
Follows • 1
Expert Answers •1

10/26/21

Line g contains A(–4, 3) and B(3, 1). Line h contains S(–1, –1) and T(6, y). In order for g to be parallel to h, what is the y-coordinate of T?
A)-3B)-1C)0D)1
Follows • 0
Expert Answers •3
Algebra

10/26/21

Evaluate f(x)=ex+7 when x=3. (Round to three decimal places.)
Evaluate f(x)=ex+7 when x=3. (Round to three decimal places.)
Follows • 1
Expert Answers •1

10/26/21

NEED HELP ASAP! THANK YOU!
Continued from the previous practical assessment. A Ferris wheel has a diameter of 60 feet. When you start at the top of the Ferris wheel, you are 62 feet from the ground. The Ferris wheel... more
Follows • 1
Expert Answers •1
Algebra

10/25/21

system of linear equations (elimination)
Rico bought 3 adult tickets and 5 child tickets for a total of $50. Sasha bought 1 adult ticket and 5 child tickets for a total of $31. The system of linear equations shown represents this... more
Follows • 1
Expert Answers •1
Algebra Calculus

10/25/21

The limit limh→0cos(π+h)−(−1)h represents f′ (a) for some function f and some number a. Find f(x) and a.
The limit lim h→0 [cos(π+h)−(−1)] / h represents f′ (a) for some function f and some number a. Find f(x) and a. f(x) = ??a = πI know that a = π , so I added that in.
Follows • 1
Expert Answers •1
Algebra Calculus

10/25/21

Find the equation of the line that is tangent to the curve
Find the equation of the line that is tangent to the curvey = 6x cos xat the point (π,−6π).The equation of this tangent line can be written in the form y=mx+b
Follows • 1
Expert Answers •1

10/25/21

Using a geometric construction and the squeeze theorem, find lim θ→0^+ tanθ /θ
lim tanθ/θθ→0+
Follows • 1
Expert Answers •1

10/25/21

Given, y=(√1+cos(x^2)). Find dy/dx by using chain rule.
Given,y = (√1+cos(x2))
Follows • 1
Expert Answers •1
Algebra

10/25/21

word equations algebra
A family has two cars. During one particular week, the first car consumed 20 gallons of gas and the second consumed 15 gallons of gas. The two cars drove a combined total of 725 miles, and the sum... more
Follows • 1
Expert Answers •1
Algebra English

10/24/21

A wire 19 cm long is cut into two pieces. The longer piece is 7 cm longer than the shorter piece. Find the length of the shorter piece of wire
Follows • 1
Expert Answers •2

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.