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Zepler [3.9K]
3 years ago
8

Darlene was asked to identify which of the following numbers is prime:

Mathematics
1 answer:
Alika [10]3 years ago
7 0
2 is a prime number because its only factors are 1 and itself. 
Hope this helps!
You might be interested in
Simplify this rational expression. 2x^2+5x+3/2x^2-x-3
Murljashka [212]

Answer:

2x+3/2x-3

Step-by-step explanation:

firstly we make two steps to simplify this question.

1st step: simplify 2x^{2} +5x+3

to simplify this we use factorization

2x^{2} +2x+3x+3

2x(x+1) +3(x+1)

(2x+3) (x+1)        .....(1)

2nd step:simplify 2x^{2} -x-3

2x^{2} +2x-3x-3

2x(x+1)-3(x+1)

(2x-3)(x+1)          .....(2)

now dividing (1) and  (2), we get the answer

2x+3/2x-3

5 0
3 years ago
Bob saved $36.24.bill saved1/3 as much as bob how much did both boys save?
Rus_ich [418]
I believe they saved 48.32 together because $36.24 divided by 3 is $12.08 and $36.24 + $12.08 = $48.32
7 0
3 years ago
Read 2 more answers
The largest prime factor of twelve is
Masja [62]

Answer:

i know the smallest prime factor of 12 is 2

Step-by-step explanation:

step by step im sorry i not smart

6 0
4 years ago
X²=14x-45 step by step please
dolphi86 [110]

Answer:

X=9 and X=5

Step-by-step explanation:

So you want to get one side to equal zero so you can factor and find x. I recommend subtracting 14x and adding 45 to both sides so you don't have to deal with a negative quadratic.

X^2 - 14X +45 = 0

Now you can factor. Your looking for two factors that equal 45 and add to -14

All factors of 45:

1 and 45, 3 and 15, 5 and 9, -1 and -45,

-3 and -15, -5 and -9

So out of those combinations -5 and -9 both multiply to 45 and add up to -14 so these are our common factors

(X-5)(X-9)=0

X-5=0 add 5 to both sides X=5

X-9=0 add 9 to both sides X=9

5 0
3 years ago
I am a parent trying find the distributive property of 5 X 198 for my daughter. Can you help me save the day?
Rufina [12.5K]
Ok distributive property is simple
7 0
4 years ago
Read 2 more answers
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