dingestifier

This page lists questions and answers that were posted by visitors named dingestifier.

Questions

The following questions were asked by visitors named dingestifier.

A block is sliding down a friction compensated runway .Which of the following statements is/are correct? 1)the speed of the block is increasing 2)the normal reaction acting by the runway on the block is increasing 3)the net force acting on the block is ze...

Answers

The following answers were posted by visitors named dingestifier.

in fact,this question is to calculate,and not just simplify. (-19)^2 =19^2 =(10+9)^2 =10^2+2(9)(10)+9^2 =100+180+81 =361 in this question,we can see that there is no need to calculate the answer by using CALCULATOR

just find the LCM of the denominators and they will be the denominators,but remember that nominator is also needed to be timed larger