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41

Tuesday, September 8th 2020, 3:36am

The sum of two consecutive odd integers is 104, determines the greater odd.

42

Tuesday, September 8th 2020, 3:41am

The sum of two consecutive odd integers is 104, determines the greater odd.


53

43

Tuesday, September 8th 2020, 4:06am

What is the determinant of the following 2x2 matrix?
[ 5 3 ]
[ 8 7 ]

44

Tuesday, September 8th 2020, 4:09am

The sum of two consecutive odd integers is 104, determines the greater odd.


53
Is correct

45

Tuesday, September 8th 2020, 4:09am


[ 5 3 ]
[ 8 7 ]
5*7 - 8*3 = 35-24 = 11

47

Tuesday, September 8th 2020, 4:41am

What day of the week will the tomorrow of the day before yesterday be the day before tomorrow if today is Monday?

48

Tuesday, September 8th 2020, 4:53am

What day of the week will the tomorrow of the day before yesterday be the day before tomorrow if today is Monday?


Sunday?

49

Tuesday, September 8th 2020, 5:41am

What day of the week will the tomorrow of the day before yesterday be the day before tomorrow if today is Monday?


Sunday?
Is correct

50

Tuesday, September 8th 2020, 5:52am

How can you get the number 1000 by adding eight numbers 8s?

51

Tuesday, September 8th 2020, 6:16am

Find X+Y . If
4 -> 17 -> 8
5 -> 26 -> 8
8 -> Y -> X
Quoted from "malandrino"



Find X+Y . If
4 100 0
5 145 20
6 200 0
7 265 60
8 x y
X= 265+75 =340
Y= 3*4*0 =0
X+Y=340+0=340
Solution= 340


And here is the example for the Monday - Maths!

How can you make the following equation true by drawing only one straight line: 5+5+5=550 Can you figure it out?



And here is the example for the Monday - Maths!

[b]How can you make the following equation true by drawing only one straight line: 5+5+5=550 Can you figure it out?

Event description and rules


Thread will close Tuesday, 8th of September, 17h59 server time.



52

Tuesday, September 8th 2020, 6:36am

How can you get the number 1000 by adding eight numbers 8s?
Answer: 888+88+8+8+8=1000

53

Tuesday, September 8th 2020, 6:57am

please fullfill:
zAquisgran has attached the following file:
  • math.jpg (10.53 kB - 2 times downloaded - latest: Sep 8th 2020, 10:48am)

54

Tuesday, September 8th 2020, 7:01am

please fullfill:
48

28 - 20
24 - 4 - 16

55

Tuesday, September 8th 2020, 7:07am

48

28 - 20
24 - 4 - 16


corect

56

Tuesday, September 8th 2020, 9:52am

odd numbers are always divisible for... ?
404 not found

57

Tuesday, September 8th 2020, 10:24am

odd numbers are always divisble for the number itself and 1
404 not found

58

Tuesday, September 8th 2020, 11:12am

What is the derivative of 3*sin^2(x)?

59

Tuesday, September 8th 2020, 11:27am

What is the derivative of 3*sin^2(x)?
3sin2x

60

Tuesday, September 8th 2020, 11:33am

What is the derivative of 3*sin^2(x)?
3sin2x


Correct! I honestly forgot about that identity :lol:
6*sin(x)*cos(x) would have also been acceptable :)