Questions by Dmitry Papka

Questions by Dmitry Papka

What is a magnetic field

asked Jan 7, 2018

1 answer

0 votes

166k views

Find a polynomial f(x) satisfying the equation xf''(x) + 3f(x) = 4x^2.

asked Oct 16, 2017

2 answers

1 vote

132k views

The City Journal sold 3,807,412 copies of its newspaper last year. This year, it sold 4,339,798 copies. Round each number to the nearest hundred thousand. About how many copies of the City Journal were

asked Feb 13, 2016

2 answers

5 votes

55.2k views

members of the lake shawnee club pay $40 per summer season pass plus $7.50 each time they rent a boat. Nonmembers pay $12.50 each time they rent a boat. How many times would both a member and a nonmember

asked Sep 27, 2015

1 answer

2 votes

132k views

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