 Set builder notation, A={2,3,5,7,11} B={1,3,5,7,9} C={10,20,30,40,......100...
A={2,3,5,7,11} B={1,3,5,7,9} C={10,20,30,40,......100} D={8,16,24,32,40} E={W,O,R,K} F={Red,Blue,Green} G={March,May} H={Jose,John,Joshua,Javier} I={3,6,9,12,15}


Memphis, Tennessee, and New Orleans, Louisiana, lie approximately on the same meridian. Memphis has latitude 35°N and New Orleans has latitude 30°N. Find the distance between these

what is the product of the solutions to the equation: x2+4x=4

By pigeonhole principle, show that if any five numbers from 1 to 8 are chosen, then two of them will add upto 9. Answer: Let make four groups of two numbers from 1 to 8 like

Solve the subsequent differential equation and find out the interval of validity for the solution. Let's start things off along with a fairly simple illustration so we can notic


A vertical post stands on a horizontal plane. The angle of elevation of the top is 60 o and that of a point x metre be the height of the post, then prove that x = 2 h/3 .

The area of Mr. Smith's rectangular classroom is x 2  25. Which of the following binomials could represent the length and the width of the room? Since area of a rectangle is

if the numerator of a fraction is decreased by 40% and the denominator is increased by 100% the new value is 1. what was the original factor
