Question

Which of the following is a composite number?
51
17
29
89

Answer 1

51 is a composite number. It is not prime, because it has more then just 1 and itself as a factor. It also has 3 x 17.

Answer 2

oooooo thank you!!!

Answer 3

no problem :)

Answer 4

how about this?
Solve the equation (4x + 1)(3x - 2) = 0
{-4, 1.5}
{-1/4, 2/3}
{1/4, 2/3}
{-4, 3}

Answer 5

(4x - 1)(3x - 2) = 0
4x - 1 = 0
4x = 1
x = 1/4

3x - 2 = 0
3x = 2
x = 2/3

answer (1/4,2/3)

Answer 6

and what are the prime numbers in this list?
Check all of the prime numbers in the following list.
3
11
27
19

Answer 7

take a look see...
http://primes.utm.edu/lists/small/1000.txt

Answer 8

that helped me thank you!!!!!

Answer 9

What is the GCF of 40xy and 24x?
Answer 8x
4xy
24x
40xy
what is this texaschic???

Answer 10

8x

Answer 11

because 8 goes into 40 and 24 and x goes into xy and x

Answer 12

Factor 18xy - 45yz using the GCF.
3y(6x - 15z)
3xy(6 - 15z)
9y(2x - 5z)
18yz(x - 2)
is this the same?

Answer 13

18xy - 45yz)
9y(2x - 5z)

Answer 14

3y would factor but it is not the GCF

Answer 15

thank you you have been such great help !! I appreciate it a lot!!

Answer 16

your welcome :)

Answer 17

do you understand how to do these ?

Answer 18

for instance, 6x + 2xy
what goes into 6 and 2 ?
what goes into x and xy ?

Answer 19

6 gois in eith 2 I think and the rest I don't really now...

Answer 20

ok.....does 2 go into 6 and 2 ?

Answer 21

2 goes into 2 one time and 2 goes into 6 three times.
x goes into xy
so factored, it would be
2x(3 + 1y) or just 2x(3 + y)

Answer 22

ooooo ok thank you anyways I have to go thanks for everything your the best see you lateeer :)

Answer 23

c ya later :)