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tvesa
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tvesa
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28
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7
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7 Questions
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28
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+28
If a, b and c are integers, with a^2,b^2 and c^2 each less than or equal to 100 and a+b+c= 2, what is the greatest possible value of the pro
If a, b and c are integers, with a^2,b^2 and c^2 each less than or equal to 100 and a+b+c= 2, what is the greatest possible value of the product abc?
tvesa
Jul 22, 2021
0
39
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+28
If a, b, c and d are positive integers such that ab = 192, bc =360 and cd = 750 what is the sum of all possible values of a + b + c + d?
If a, b, c and d are positive integers such that ab = 192, bc =360 and cd = 750 what is the sum of all possible values of a + b + c + d?
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tvesa
Jul 22, 2021
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31
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+28
Permutations and Combinations. I would like some help with this question.
Merlin is in charge of seating groups of knights around a circular table. Knights enter alone or in groups, and Merlin places them in a random set of adjacent seats at the table. If the knights arrive in groups of 2, 7, 3, 6, 1, 5, 2 and 1 (in that order),
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tvesa
Jul 22, 2021
0
23
0
+28
Please help me with this question.
Jody and Shelli each receive a box of buttons on Saturday and on Sunday. Each button is either red or white, and the number of buttons in each of the four boxes is from 1 to 100 inclusive. On both days, the percentage of red buttons in Jody's box is greater
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tvesa
Jul 22, 2021
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33
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+28
Show that sin3θ = 3sinθ - 4sin^3θ , and cos3θ = 4cos^3θ - 3cosθ.
Show that sin3θ = 3sinθ - 4sin^3θ , and cos3θ = 4cos^3θ - 3cosθ.
textot
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tvesa
Jul 22, 2021
0
27
0
+28
Solve, in complex numbers, the quadratic equation z^2 − 8(1 − i)z + 63 − 16i = 0.
olve, in complex numbers, the quadratic equation z2 − 8(1 − i)z + 63 − 16i = 0.
tvesa
Jul 22, 2021
0
33
1
+28
Please help with this question about complex numbers. Find the absolute value of k.
If (x+iy)^3 = −74 + ki, find the absolute value of k, given that x=1 and i^2 =−1.
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tvesa
Jul 22, 2021