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Soloha48 [4]
3 years ago
5

Factorise 16 x²+ 4 y² + 9 z²​

Mathematics
2 answers:
tatuchka [14]3 years ago
7 0

it cannot be factorised any further  :(

Dominik [7]3 years ago
4 0

Answer:

The expression is not factorable with rational numbers.

Step-by-step explanation:

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(GIVING BRAINLIEST!!!)
Lapatulllka [165]

Answer:

each bag weights 1,500 grams

Step-by-step explanation:

there are 1000 grams in a kilogram

6 times 1000 is 6000

6000 divided by 4 is 1500

8 0
3 years ago
Read 2 more answers
The ratio of irises to The ratio of irises to roses in Nikki's garden is 2:5. She currently has 25 roses. She is planning to add
denpristay [2]
If the proportion of iris to roses in Nikki's garden is 2: 5, it means that for 25 roses: (2/5) = (10/25). Therefore to maintain the proportion by adding 20 roses: (2/5) = (18/45). The number of irises after the addition of roses will be 10 + 18 = 28 irises.
5 0
3 years ago
In a class of 40 students, 5 like neither Nokia nor
Vikki [24]

Answer:

No student liked only Nokia

Step-by-step explanation:

The information can be illustrated as shown on the Venn diagram.

The number of students who liked only Nokia is x.

The sum of all regions in the Venn diagram should be 40.

We add all to get:

5 + 5 + 30 + x = 40

40 + x = 40

x = 40 - 40

x = 0

Therefore no one liked only Nokia

8 0
3 years ago
Use the diagram shown to answer the questions.
romanna [79]

Answer:

13

Step-by-step explanation:

First drop the line.

How many units is it from Point r to the x axis?

12.

How many units is it from Point r to the y axis?

5.

Now we can use the Pythagorean Theorem.

12^2+5^2=c^2 \\ \\ 144+25=c^2 \\ \\ c^2=169 \\ \\ c=13

4 0
3 years ago
Read 2 more answers
Which set of numbers shows all factors of 18
Alexxx [7]

Answer:

Step-by-step explanation: Factors of 18: The square root of 18 is 4.2426, rounded down to the closest whole number is 4. Testing the integer values 1 through 4 for division into 18 with a 0 remainder we get these factor pairs: (1 and 18), (2 and 9), (3 and 6). The factors of 18 are 1, 2, 3, 6, 9, 18.

hope this helps ^-^

5 0
3 years ago
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