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Solve for
x
if $\dfrac{e^x + e^{-x}}{2} = 1$.
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More Old MCQ
Orphaned Multiple Choice Questions (MCQ) due to changes of exam system.
A jogger starts a course at a steady rate of 8 kph. Five minutes later, a second jogger took the same course at 10 kph. How long will it take for the second jogger to catch the first?
The Moody diagram was constructed based on which of the following equations?
Find the compounded interest of P7,000 for 10 years at 6% compounded monthly.
Find the volume of the tetrahedron bounded by the coordinate planes and the plane $8x + 12y + 4z - 48 = 0$.
In an open channel flow, the discharge at a certain section can be measured by the use of the weir, given by the equation: $Q = \frac{8}{15}C \sqrt{2g} ~ \tan (\frac{1}{2}\theta) ~ H^{5/2}$
Mario’s hat is four more than Alex’s hat and one-half that of Gabriel’s hat. If the total number of hats is 24, how many hats does Alex have?
Find the area enclosed by the curve $r^2 = 64 \cos 2\theta$.
Solve for y if $y = (e^x + e^{-x})^2 - (e^x - e^{-x})^2$.
In a lifting machine, a load of 50 kN is moved by a distance of 10 cm using an effort of 10 kN which moves through a distance of 1 m, the efficiency of the machine is…
Compute the following: $\displaystyle \sum_{j = 1}^6 \left[ -3 + 5(j - 1) \right]$.
At what angle do the lines $y = 2x + 2$ and $y = x - 4$ intersect?
Evaluate the $\tan (\arctan 3 + \arctan 4)$.
Water evaporates at the rate of two liters per hour per one square meter of surface. How long will it take to evaporate 30 liters of water from a cylindrical swimming pool full of water with 6 m in diameter and 2 m depth?
How is the dry density of a soil related to its density at full saturation? $\rho_w$ is the density of water, $n$ is the porosity and $e$ is the void ratio.
FgoE76U-1 Find the position at t = 0.
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