2 years ago

A waterfall is n times the height of its picture on a postcard.

Mathematics

1 answer:

SOVA2 [1]2 years ago

8 0

H = 7n would be the answer

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Which statement is true ?

8090 [49]

Answer:

f(x)=4x^2

f(2)=4(2)^2

f(2)=4(4)

f(2)=16

2. g(x)=4*2^x

g(2)=4*2^2

g(2)=4*4

g(2)=16

f(2)=g(2)

Both is equal to 16

I hope this help you :)

Step-by-step explanation:

8 0

3 years ago

How many decibels is this? show work

slavikrds [6]

Answer:

115 dB

Explanation:

1. Given equation:

$\beta =10log(\frac{I}{I_0})\\\\ I_0=10^{-12}W/m^2$

2. Given intensity:

$I=0.315W/m^2$

3. Decibels

$\beta =10log(0.315/10^{-12})\\ \\ \beta =10log(315,000,000,000)\\ \\ \beta =10(11.498)=114.98\approx 115$

4 0

2 years ago

Please help I’m so confused, I’ve been doing testes all day so my brain is fried. Pleaseee

Trava [24]

Answer: 40%

Step-by-step explanation: 20 hours jogging/ 50 total hours gives you .4 which is 40%

5 0

3 years ago

Read 2 more answers

Plz help me with this two question

alekssr [168]

Part A:

3.14 X (4)^2 X 3/3
= 50.26548246

5 0

2 years ago

Read 2 more answers

2. Jim has $57 in her bank account. He wants to buy a video game that costs $69. Should

levacccp [35]

Answer:

Well I would say John shouldn’t buy any vidoe games becuase first he can’t afford it and no one’s gonna borrow 12 dollars for a video gamer. Plus he can buy it when he has enough.

5 0

2 years ago