Questions Asked

simply.lena:
How many terms are in the expansion (a + b)^18.
 updated one year ago
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simply.lena:
John is choosing a password for his access to the internet. He decided not to use the digit 0 or the
letter M. Each letter or number may be…
 updated one year ago
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simply.lena:
What is the distance between points P(7, 2) and Q(5, 1)?
…
 updated one year ago
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simply.lena:
YWXZ is a parallelogram with diagonals that intersect at point S. If YS = 2 and SX = x  7, find x.
 updated 2 months ago
 2 replies
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simply.lena:
Solve the following system of equations by using the elimination method.
x – 4y = 17
…
 updated one year ago
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simply.lena:
the solution to 2x+8>10
 updated one year ago
 12 replies
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