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Find $y'$ if $x = 2 \arccos (2t)$ and $y = 4 \arcsin (2t)$.
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More Old MCQ
Orphaned Multiple Choice Questions (MCQ) due to changes of exam system.
A factory is running at 80% efficiency with a fixed cost of P78,000.00, variable cost per unit of P130.00, selling price per unit of P416.00, and production capacity of 5000 units.
Indirect Mail Inc. had been mailing out coupons for a clearance sale at a constant rate for 4 days, when they counted the coupons, they still had mail out and discovered they had 120,000 left. After 7 total days of work they had 75,000 left. At what rate
Stations A and B are 120 miles apart on a single-track railroad. At the same time that a train leaves A for B at 25 mph, a train leaves B for A at 15 mph.
A line of levels 9.36 km is run to check the elevation of BM 2 which been found to be 31.388 meters with BM 1 of elevation at sea level.
Find the area of the largest rectangle that can be inscribed in a right triangle with legs of length 3 cm and 4 cm if two sides of the rectangle lie along the legs.
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The sum of the interior angles of a polygon of n sides is four times the sum of its exterior angles. Find the value of n.
Two forces of 20 units and 30 units act at right angles. What is the magnitude of the resultant force?
A businessman wishes to earn 7% on his capital after payment of taxes. If the income from an available investment will be taxed at an average rate of 42%, what minimum rate of return, before payment of taxes, must the investment offer to be justified?
Find the slope of the line determined by the points (-3, 4) and (1, -6).
Kate and David each have \$10. Together they flip a coin 5 times. Every time the coin lands on heads, Kate gives David \$1.
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Find the value of $x = \sin^2 \varphi - \cos^2 \varphi$ if $\varphi$ is $\pi / 4$ or $45^\circ$.
The magnetic bearing of a line was recorded as S 80° 15' W in 2000 at Mactan Island which had a declination of 16° E in that year. Compute the present magnetic bearing of the same line in 2006 if the declination in 2006 is 4° 30' E.
A hollow glass bowl in the shape of a sphere of radius 4” is filled with water to a depth of 3”. If the water flows out through a small hole in the bottom so that the level drops 2”, how much water has escaped in in^3?
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