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grin007 [14]
3 years ago
10

Please help with math

Mathematics
1 answer:
likoan [24]3 years ago
8 0

Answer:

1. false

2. true

3. false

4. true

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marishachu [46]
<span>As we know that 1 µm = 10^-6 m On squaring both sides 1 µm2 = 10^-6 x10^-6 m2 1 µm2 = 10^-12 m2</span>
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3 years ago
Evaluate the following expression if a=-9, b=-7,c=9 and d=3<br> 2cd + 3ab =
stepladder [879]

Answer:

<h3>The answer is 243.</h3>

Step-by-step explanation:

To evaluate the expression substitute the values of a , b , c and d into the above expression

a = - 9

b = - 7

c = 9

d = 3

So we have

2cd + 3ab = 2(9)(3) + 3(-9)(-7)

= 2(27) + 3( 63)

= 54 + 189

We have the final answer as

<h3>243</h3>

Hope this helps you

7 0
3 years ago
Gayle starts to save at age 20 for an extended vacation around the world that she will take on her 45th birthday. She will contr
Katen [24]
For this case we have the following equation:
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 r: interest
 n: periods
 t: time
 she will take on her 45th birthday:
 for t = 25:
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 Answer:
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8 0
3 years ago
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product is the answer to a multiplication problem mx6=90

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suter [353]
The answer is B hope this helped
5 0
3 years ago
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