It is called a spelling BEE because it means to gather, either to work or for competitions. Bees gather and they work. In a spelling bee compitition all contestants from different countries or cities, etc... would gather to compete against each other by spelling.
The answer is 4! (4 factorial), the same as 4x3x2x1, which equals 24 combinations. The answer is 24 and this is how: A b c d A b d c A c d b A c b d A d c b A d b c B c d a B c a d B d a c B d c a B a c d B a d c C d a b C d b a C a b d C a d b C b d a C b a d D a b c D a c b D b c a D b a c D c a b D c b a
Yes. To show the conditions on a, b, c and d given that if a/b = c/d then a+b = c+d. Suppose b != d (and that both b and d are non-zero) then: d = kb for some number k (!= 0), so c/d = c/kb = (c/k)/b so a/b = (c/k)/b => a = c/k => c = ka Thus: c + d = ka + kb = k(a + b) Which means that c + d = a + b only if k = 1. Thus if a/b = c/d then a + b = c + d only if a = c and b = d. The condition on b and d both being non-zero prevents the possibility of division by zero. If either is zero, a division by zero will occur and at least one of the fractions is infinite.
#include<stdio.h> int main() { int a,b,c,d; for(a=1; a<5; a++) { for(b=1; b<5; b++) { for(c=1; c<5; c++) { for(d=1; d<5; d++) { if(!(a==b a==c a==d b==c b==d c==d)) printf("dd\n",a,b,c,d); } } } } return 0; }
a b d c b a d b d c a b c
int a=2, b=3, c=4, d=5; printf ("%d/%d + %d/%d = %d/%d\n", a, b, c, d, a*d+b*c, b*d);
The correct spelling is B) receive.
Suggested layouts . . . Just play ! ( Not sure if images will show . . . If not, here they are written out . . . Layout 01 - A, B, C, D, C, B, A D, C, A, B, A, C, D A, B, C, D, C, B, A D, C, A, B, A, C, D A, B, C, D, C, B, A D, C, A, B, A, C, D A, B, C, D, C, B, A D, C, A, B, A, C, D A, B, C, D, C, B, A Layout 02 - C, D, B, A, B, D, C D, B, A, D, A, B, D B, A, D, C, D, A, B A, D, C, B, C, D, A D, C, B, A, B, C, D A, D, C, B, C, D, A B, A, D, C, D, A, B D, B, A, D, A, B, D C, D, B, A, B, D, C Layout 03 - D, B, C, B, C, B, D A, D, B, C, B, D, A D, A, D, B, D, A, D C, D, A, D, A, D, C B, C, D, A, D, C, B C, D, A, D, A, D, C D, A, D, B, D, A, D A, D, B, C, B, D, A D, B, C, B, C, B, D Layout 04 - A, B, C, D, C, B, A B, A, B, C, B, A, B D, B, A, B, A, B, D C, D, B, A, B, D, C A, C, D, B, D, C, A C, D, B, A, B, D, C D, B, A, B, A, B, D B, A, B, C, B, A, B A, B, C, D, C, B, A
B b b d d b d d d c b a a a a d d b d d d c b a c b a g d b b b c b a g e g d b b b d d b d d d c b a c b a g e g b d d d d d c b d d d d d e b a c d c b d d d c b a c g c b c d d d d d c b c d d d d d e b a c d c b d d d c b a c g c b b c b b b b d d b d d d c b a a a d d b d d d c b a c b a g d d b b b c b a g e g b =)
The answer is 4! (4 factorial), the same as 4x3x2x1, which equals 24 combinations. The answer is 24 and this is how: A b c d A b d c A c d b A c b d A d c b A d b c B c d a B c a d B d a c B d c a B a c d B a d c C d a b C d b a C a b d C a d b C b d a C b a d D a b c D a c b D b c a D b a c D c a b D c b a
b d d b b c b b a b a c c d d b c b a d c a b c d a b c c a a d b d d b a a d b c a c d d c b b a
Nims 100 exam answers D C A B B D A C C D D A A B B C A B C D A B A Nims 200 exam answers B D B C B A D D B D C D A A B D C A B B C D A Nims 700 exam answers D A B D C D B A D B C C B B B A D B C C  Nims 800 exam answers A A C D B C C D B C A D B C D B D A C B
b d d b b c b b a b a c c d d b c b a d c a b c d a b c c a a d b d d b a a d b c a c d d c b b a
PLEASE NOTE ~ |= MEASURE SEPARATION ALL OF THE Ds ARE HIGH D AND OPEN D WILL BE WRITTEN IN ITALICS ( D )4/4 B B B B B B| B D G A B| C# C# C# C# C# B B|B A A B D|B B B B B B| B D G A B| C# C# C# C# C# B B B| D D C# A G| D B A G D | D B A G E | E C# B A F | D D C# A B| D B A G D | D B A G E | E C# B A D D D D | E-(high) D C# A G D| B B B B B B| B D G A B| C# C# C# C# C# B B|B A A B D| B B B B B B| B D G A B| C# C# C# C# C# B B B| D D C# A G|
A c b d a c c b d d a b a d a b b a c d c d c a b a b c c d a b a c
{a,b,c,d} {a,b} {a,c} {a,d} {b,c} {b,d} {c,d}
D c b , d c a , d c b b b , d c a , d c b , d c a , d c b b b , d c a
a c b d a a c d b a c d b c d d c a b c c d d d d c c b a b b a a d c d a a b b