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Anna35 [415]
3 years ago
12

Find the value expression -6+15+15

Mathematics
1 answer:
ElenaW [278]3 years ago
7 0

Answer:

24

Step-by-step explanation:

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What type of conic section is given by the equation 4x^2+9y^2=36? What are its domain and range?
Damm [24]
4x^2+9y^2=36\\
\\
\frac{4x^2}{36}+\frac{9y^2}{36}=\frac{36}{36}\\
\\
\boxed{\frac{x^2}{9}+\frac{y^2}{4}=1}

This is a equation of a ellipse (0,0) centered

Domais: {x∈R/-3≤x≤3}
Range:{y∈R/-2≤y≤2}
4 0
3 years ago
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What is the value of x
sergey [27]
X = 7 / sin(45)

x = 7 / sqrt(2)/2

x = 7 sqrt(2)
4 0
3 years ago
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Ben ran 3/4 km in a race . Jane ran2/9 of the distance that Ben had run . What was the distance that Jane ran? Help pls! Thanks
horsena [70]
'of' means mltilply
jane=2/9 of ben
ben=3/4
jane=2/9 of 3/4
jane=2/9 times 3/4=(2*3)/(9*4)=6/36=1/6  miles
8 0
3 years ago
Find the percent increase from 200 to 240
vlabodo [156]

Answer:

  20%

Step-by-step explanation:

The percentage change can be found from ...

  % change = ((new value)/(reference value) -1) × 100%

  = (240/200 -1) × 100%

  = 0.20 × 100%

  = 20%

240 is an increase of 20% from 200.

3 0
3 years ago
A mother had a girl named Mia when she was 18. Four years later, when she was twenty two, she had triplets. Then a year later, a
dexar [7]
She was 22 when she had triplets
so if the triplets are 12 then just add 
22+12=34
or when she had Mia she was 18
if Mia is 16 then add
18+16=34
Also, she had another child at 23
if the child is 11 then add
23+11=34
Hope it helps! :)
3 0
3 years ago
Read 2 more answers
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