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If
x
+
y
= 5 and
xy
= 6, find the value of
x
3
+
y
3
.
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More Old MCQ
Orphaned Multiple Choice Questions (MCQ) due to changes of exam system.
If one third of the air in the tank is removed by each stroke of an air pump, what part of the total air will be removed in 6 strokes?
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If 8 men can cut 22 trees in a day, how many trees can 20 men cut in a day?
The volume of fluid passing a certain section of the stream, pipe, or channel, which has the dimension in cubic meter per second is:
The distance between the centers of the three circles which are mutually tangent to each other externally are 10, 12, and 14 units. Find the area of the smallest circle.
In a survey concerning the smoking habits of consumer it was found that 55% smoke cigarette A, 50% smoke cigarette B, 40% smoke cigarette C...
Kate and David each have \$10. Together they flip a coin 5 times. Every time the coin lands on heads, Kate gives David \$1.
If $a^x = c^q = b$ and $c^y = a^z = d$, then:
Convert the equation (3a + 2b)^2 into a polynomial.
At what value of x will the function $f(x) = \dfrac{x - 4}{x + 2}$ is discontinuous?
Given a small tube of diameter $d$ placed straight up into a liquid with unit weight $\gamma$, surface tension $\sigma$, and contact angle $\theta$ with the walls of the tube, find the capillary rise $h$ of the liquid in the tube.
Determine the equation of an open upward parabola with (2, 1) and (-4, 1) as ends of latus rectum.
Solve for x if $\ln e^{\sqrt{x + 1}} = 3$.
The length of a telephone conversation is 2.5 minutes on average. What is the probability that a conversation lasts between 3 and 5 minutes?
Which of the following has the same value as $\cos \theta$?
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