strength of materials: normal stress of hollow circular tube
5 years ago
Support reactions of a symmetrically-loaded three-hinged arch structure
5 years ago
Evaluate the integral of (x dx) / (x^2 + 2) with lower limit of 0 and upper limit of 1
5 years ago
Determine the radius of curvature of the curve x = y^3 at point (1, 1)
5 years ago
Calculate the area enclosed by the curve x^2 + y^2 - 10x + 4y - 196 = 0.
5 years ago
Sum of the first ten terms of a Geometric Progression
5 years ago
Calculation of true distance of a line measuring 160.42 m using a tape that is 0.02m too long
5 years ago
A circle has an equation of x^2 + y^2 + 2cy = 0. Find the value of c when the length of the tangent from (5, 4) to the circle is equal to one.
5 years ago
Calculate the acute angle between 2x - 4y - z = -5 and 3x + 4y + 5z = -6
5 years 1 month ago
If arcsin (3x - 4y) = 1.571 and arccos (x - y) = 1.047, what is the value of x?
5 years 1 month ago
Select one that best describes you
5 years 1 month ago
The digits of a three-digit number are in arithmetic progression, find the sum of all the digits
5 years 1 month ago
There are 7 arithmetic means between 3 and 35. What is the sum of all the terms?
5 years 1 month ago
A boat going upstream takes 1.5 times longer than going the same distance downstream. If the water current in the river is 8 kph, calculate the speed of the boat in still water.
5 years 1 month ago
What is the equation of the normal to the curve x^2 + y^2 = 25 at (4, 3)?
5 years 1 month ago
What is the radius of the circle x^2 + y^2 - 6x = 0?
5 years 1 month ago
When the polynomial x^4 + bx^3 + 5x^2 + dx + 6 is divided by x - 2 the remainder is 16. When it is divided by x + 1 the remainder is 10. Find the value of constant d.
5 years 1 month ago
Gas is escaping from a spherical balloon at a constant rate of 2 fˆ3/min. How fast is the outer surface area shrinking?
5 years 1 month ago
Determine the percentage uncertainty in the area of a square that is 6.08 (+/-) 0.01 m on a side.
5 years 1 month ago
In still water, your small boat average 8 miles per hour. It takes you the same amount of time to travel 15 miles downstream, with the current, as 9 miles upstream, against the current. What is the rate of water's current?
5 years 1 month ago
BCR of \$180,000 investment yielding \$60,000 annual benefits at 7% annually
5 years 1 month ago
Which pizza is a better buy: large with 16-inch-diameter for \$15 or medium with 8-inch-diameter for \$7.50?
5 years 1 month ago
Given the following equations: ab = 1/8, ac = 3, bc = 6. Find the value of a + b + c.
5 years 1 month ago
Please help me solve this problem: Moment capacity of a rectangular timber beam
5 years 1 month ago
Which of the following is the derivative with respect to x of (x + 1)^3 - x^3?
5 years 1 month ago
How many terms from the progression 3, 5, 7, 9, ... must be taken in order that their sum will be 2600?
5 years 1 month ago
How many men paid for a total amount of $262,143.75 if the first person to arrive only paid 25 cents?
5 years 1 month ago
Find the probability that somebody is healthy given that they have positive test result?
5 years 1 month ago
What is the probability that 4 depth charges will sink the submarine?
5 years 1 month ago
Find the equation of the curve passing through the point (3, 2) and having s slope 5x^2 - x + 1 at every point (x, y)
5 years 1 month ago
A coin is so unbalanced that you are likely to get two heads in two successive throws as you are to get tails in one
5 years 1 month ago
Probability Problems Involving Coins
5 years 1 month ago
Civil Engineering Board Exam Subjects
5 years 1 month ago
Online Reviewers
5 years 1 month ago
Simplify and solve for y: $y = \ln \left( \dfrac{e^x}{e^{x - 1}} \right)$.
5 years 1 month ago
Simplify and solve for y: $y = \ln \left( \dfrac{e^x}{e^{x - 1}} \right)$.
5 years 1 month ago
Simplify and solve for y: $y = \ln \left( \dfrac{e^x}{e^{x - 1}} \right)$.
5 years 1 month ago
Simplify and solve for y: $y = \ln \left( \dfrac{e^x}{e^{x - 1}} \right)$.
5 years 1 month ago
Solve for x if $ln (x + 1) = 0$.
5 years 1 month ago
Solve for x if $e^{2x - 1} = 5$.
5 years 1 month ago
Solve for x if $e^{\ln (2x - 1)} = 5$.
5 years 1 month ago
Solve for x if $\ln x = 2 + \ln (1 - x)$.
5 years 1 month ago
Solve for x if $e^{\ln (1 - x)} = 2x$.
5 years 1 month ago
Without the use of calculator, solve for y if $\ln y = \frac{1}{2}\ln 4 + \frac{2}{3} \ln 8$.
5 years 1 month ago
Solve for x if $\ln e^{\sqrt{x + 1}} = 3$.
5 years 1 month ago
Solve for y if $y = e^{\ln \sqrt{x}}$.
5 years 1 month ago
Solve for y if $y = (e^x + e^{-x})^2 - (e^x - e^{-x})^2$.
5 years 1 month ago
Solve for x if $\dfrac{e^x + e^{-x}}{2} = 1$.
5 years 1 month ago
Solve for x if $x = \log \left[ 10 \log (5 \log 100) \right]^3$.
5 years 1 month ago
Solve for x from the given equation: 2^x · 2^(x + 1) = 128.
5 years 1 month ago