3 years ago

Can some one help it's almost late

Mathematics

1 answer:

Morgarella [4.7K]3 years ago

6 0

Then you better turn it in soon!

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How can you use mental math to find the percent of a number?

olga_2 [115]

Every percent of that number is 1/100 of that number
Example 30, 1/100 of 30 is .30
Example 100, 1/100 of 100 is 1
Example 52, 1/100 of 52 is .52

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3 years ago

A certain bacteria population increases continuously at a rate proportional to its current number. The initial population of the

luda_lava [24]

Answer: C

Step-by-step explanation:

This describes an expotential function

At t = 0, P = 70

Therefore, C = 70

P = 70 e^kt

Solve for k by plugging in (4,360)

k = 0.4094

plug in t(7 hours)

70 e^(0.4094*7)

The answer roughly equals C

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3 years ago

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Help I don't really get this!

Fantom [35]

Answer:

ask your teacher about this wag puro asasa sa iba Kaya ka pinag aaral para matutu ka right

Step-by-step explanation:

yes

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3 years ago

If f(x) is the total number of bacteria present in a sample after x hours, which of the following statements bestdescribes the m

Arlecino [84]

After 2 hours, there are 12 bacteria present.

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3 years ago

A=1/2h(a+b) <br> what is h

Ilya [14]

Answer:

$h = \frac{2 A}{(a + b)}$

Step-by-step explanation:

$A = \frac{1}{2} h(a + b) \\ \\2 A = h(a + b) \\ \\ \frac{2 A}{(a + b)} = h \\ \\ \huge \red{ \boxed{h = \frac{2 A}{(a + b)} }}$

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3 years ago