Find y’ if x = 2 arccos 2t and y = 4 arcsin 2t
7 years 6 months ago
Probability That A Randomly Selected Chord Exceeds The Length Of The Radius Of Circle
7 years 6 months ago
Regular Octagon Made By Cutting Equal Triangles Out From The Corners Of A Square
7 years 6 months ago
The Hour Hand And Minute Hand Of The Clock Exchanged Places
7 years 6 months ago
Time After 3:00 O'clock When The Hands Of The Clock Are Perpendicular
7 years 6 months ago
Smallest Part From The Circle That Was Divided Into Four Parts By Perpendicular Chords
7 years 7 months ago
Continuous Beam With Equal Support Reactions
7 years 7 months ago
Probability that a Point Inside a Square Will Subtend an Obtuse Angle to Adjacent Corners of the Square
7 years 7 months ago
Continuous Beam With a Gap and a Zero Moment in Interior Support
7 years 7 months ago
Probability that a Large Shipment is Accepted or Not Accepted due to Defective Items
7 years 7 months ago
1 - Probability for cars to pass through a point on road in a 5-minute period
7 years 7 months ago
Three Men Shoot and Only One of Them Hits the Target. Find the Probability that it was the First Man
7 years 7 months ago
Poisson Probability Distribution
7 years 7 months ago
Probability: A Family of Five Children
7 years 8 months ago
09 - Number of Leaps to Take to Catch the Lead
7 years 8 months ago
Number of Steps in the Escalator
7 years 8 months ago
Poker Hand: Probability that Five Cards are of the Same Suit
7 years 8 months ago
Probability Problems Involving Cards
7 years 8 months ago
Number of Marbles in a Bag Containing Black and White Marbles
7 years 8 months ago
Probability
7 years 8 months ago
Permutation Problems - 01
7 years 8 months ago
Sets
7 years 9 months ago
Counting Techniques
7 years 9 months ago
Probability and Statistics
7 years 9 months ago
Family of Plane Curves
7 years 11 months ago
Acceleration of Riged body (flyweight) with forces
7 years 11 months ago
Trigo sin cos tan sec csc cot
8 years ago
Concavity calculus
8 years ago
Problem 126 explanation please
8 years ago
Number of Civil, Electrical, and Mechanical Engineers and Their Average Ages
8 years 1 month ago
A and B run a 1.5-kilometer race. In the first heat, A gives B a start of 11 meters and beats him by 57 seconds. In the second heat, A gives B a start of 81 seconds and is beaten by 88 meters. Find the rate of A in km/hr.
8 years 1 month ago
In a prison camp, 100 soldiers have been given provisions good only for 10 days. If five soldiers die every day, except on the first day, in how many days will the provisions last?
8 years 1 month ago
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.
8 years 1 month ago
How many different fractions less than 1 can be formed using the numbers 2, 3, 5, 7, and 9?
8 years 1 month ago
If the value of the piece of property decreases by 10% while the tax rate on the property increases by 10%, what is the effect on the taxes?
8 years 1 month ago
In the CE Board examinations, the probability that an examinee will pass in each subject is 0.80.
8 years 1 month ago
If the population of a city increases by 10% each year, during which year will the population doubled?
8 years 1 month ago
A and B compete in a race. A runs at a constant rate of 126 m/min while B runs 145 m the first minute, 143 m the second minute, 141 m the third minute and so on.
8 years 1 month ago
In an organization there are CE’s, GE’s and ME’s. The sum of their ages is 2160
8 years 1 month ago
A man and a boy can do in 15 days a piece of work which could be done by 7 men and 9 boys in 2 days.
8 years 1 month ago
Quiz: Random Problems 05
8 years 1 month ago
Quiz: Random Problems Set 5
8 years 1 month ago
Finding the sum of sequence
8 years 1 month ago
Decimal Fractional Parts of Segment Dim's on Hypotenuses of Dissimilar Right Triangles
8 years 1 month ago
A tank is supplied by two pipes A and B and emptied by a third pipe C
8 years 1 month ago
Product of Areas of Three Dissimilar Right Triangles
8 years 1 month ago
Area of Right Triangle Using Radius of Incircle
8 years 1 month ago
The Formula for the Curve of a Trumpet Bell
8 years 1 month ago
Perimeter of Right Triangle by Tangents
8 years 1 month ago
Basic Cal.
8 years 1 month ago