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3 years ago

State whether each ratio forms a proportion.

Mathematics

1 answer:

Deffense [45]3 years ago

7 0

Answer: Please Give Me Brainliest, Thank You!

#1, #2, #3 do, but #4 doesn't

Step-by-step explanation:

18/9=2

6/3=2

30/3=10

40/4=10

28/14=2

36/18=2

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Debora [2.8K]

The answer is 2.342538

3 0

3 years ago

Given: f(x)=x^2 g(x)=x-1 Find f(g(2))+g(f(-1))

Fittoniya [83]

Answer:

Step by step explanation:

$\text{Given that,} ~ f(x) = x^2~ \text{and}~ g(x) = x-1\\\\g(2) = 2-1 = 1\\\\g(f(-1)) = g(1) = 1-1 = 0\\\\f(g(2) + g(f(-1)))= f(1+0) = f(1) = 1^2 =1$

6 0

3 years ago

Read 2 more answers

What is 9.65+0.4, 16.058- 1.2

gogolik [260]

Answer:

Step-by-step explanation:

9.65+0.4=10.05

16.058-1.2=14.858

4 0

1 year ago

Factor by grouping: a^2 + 2a + 6a + 12=

kap26 [50]

Answer:

Answer is given below with explanations.

Step-by-step explanation:

${a}^{2} + 2 a + 6a + 12 = 0 \\ a(a + 2) + 6(a + 2) = 0 \\ (a + 6)(a + 2) = 0 \\ a = - 6 \: \: \: \: \: (or) \: \: a = - 2$

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6 0

3 years ago

An online store allows sells song downloads for

Nataly [62]

Answer:

[25/1.50]

Step-by-step explanation:

$25 divided by $1.50 and you get 16.667 but we cannot buy another song download with .667 so the answer would by 16 and we write that as [25/1.50]

with the brackets.

So, the answer is B. [25/1.50]

5 0

3 years ago

Read 2 more answers