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5 Questions
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589
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help needed, thank you in advanced
Let a, b, c be real numbers such that min(a + 24b + 38c, a + 16b + 42c) ≥ 2021. Prove that a^2 + b^2 + c^2 > 2021.
I know that we have to break it into two cases, one when a + 24b + 38c is the minimum, and the other when
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cooooooolgurl123
16.01.2021
0
506
1
+20
PLEASE HELP THANK YOU!
Let A be a matrix whose first column is col1 and whose second column is col2.
Consider points P,Q,R,S and T,U,V,W in the input and output grids below:
How
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cooooooolgurl123
09.10.2020
0
524
2
+20
please help thank you!
Let A, B, C, and D be the following matrices:
Let V be the vector below:
Consider
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cooooooolgurl123
02.10.2020
0
541
1
+20
please help, thanks in advanced
Let A be a matrix, and let x and y be linearly independent vectors such that
Then we have that
for some scalars a and b. Find the ordered pair (a,b).
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cooooooolgurl123
25.09.2020
0
476
1
+20
please help thank you!
Let A be a matrix and x be a non-zero vector such that
Then we have that
some value of a. What is a equal to?
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cooooooolgurl123
25.09.2020