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Jolly
Questions (9)
For a certain value of k, the system
x + y + 3z = 10 -4x + 8y + 5z = 7 kx + z = 3 has no solutions. What is this value of k?
1 answer
86 views
I run a book club with n people, not including myself. Every day, for 100 days, I invite members in the club to review a book.
2 answers
106 views
In Ms. Q's deck of cards, every card is one of four colors (red, green, blue, and yellow), and is labeled with one of seven
1 answer
293 views
Levans writes a positive fraction in which the numerator and denominator are integers, and the numerator is 1 greater than the
1 answer
246 views
Let n be a positive integer. Let k be a positive integer.
(a) Using a counting argument, show that C(n - 1, k - 1) + C(n - 1, k)
0 answers
131 views
write a pair of equations that have exactly two solutions. (at least one equation is not linear) any links to help?
3 answers
551 views
I struggle with understanding when to use an apostrophe with singular words ending with S..
Like for example, Class or Hughes..
2 answers
881 views
are those who produce seeds for farmers considered farmers themselves?
1 answer
360 views
By direct use of the definition of a derivative, the derivative of
f(x) = 1/x ?
1 answer
615 views
Answers (1)
0.4
