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TiliK225 [7]
3 years ago
8

Can some one help me with this will give brainliest

Mathematics
2 answers:
Alona [7]3 years ago
8 0
I believe the first one is yes, it is written in scientific notation. 
1.22 x 10^9 is written in scientific notation
2.87 x 10^-2 is written in scientific notation
alexgriva [62]3 years ago
6 0
No, it's not written in scientific form because it has to be like this :
#1-10•10^#
So for 1, A is correct.

2.       1.22•10^8

3.       2.87•10^-2
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A leaky pool loses 2 and one-fourth inches of water each day. Jermaine and Mildred are asked to determine the change in the amou
Licemer1 [7]

Answer:

  Mildred is correct because she distributed 5 correctly

Step-by-step explanation:

We cannot tell exactly which solution goes with which student, but we believe you are saying ...

Mildred’s Solution:

  5 (Negative 2 and one-fourth) = 5 (negative 2 minus one-fourth)

  = negative 10 minus StartFraction 5 over 4 EndFraction

  = negative 11 and one-fourth

This solution describes the correct distribution of 5. Whoever it belongs to gave the correct solution.

7 0
4 years ago
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On Monday the market sells 3 ½ pounds of grapes and 4 ⅘ pounds on Tuesday. How many pounds of grapes does the market sell?
blondinia [14]

3.5 pounds + 4.8 pounds = 8.3 pounds

8 0
3 years ago
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Can you plz tell me the answer ​
Oduvanchick [21]
She should have paid 16885 in total
6 0
4 years ago
Algebra 2<br>how to simplify 2{4x-3(x+5)+10}+3(x-2)
algol13

Question: 2{4x - 3(x + 5) + 10} + 3(x - 2)

Steps

1. Expand 4x - 3(x + 5) + 10 = x - 5

= 2(x - 5) + 3(x - 2)

2. Expand 2(x - 5) = 2x - 10

=  2x - 10 + 3(x - 2)

3. Expand 3(x - 2) = 3x - 6

= 2x - 10 + 3x - 6

4. Then, simplify:

Add 2x + 3x = 5x

Add -10 - 6 = -16

5. Plug it in:

5x - 16  <-------------- Answer


Hope this helped!!!!

8 0
3 years ago
Xiao Ming is now 15 years
insens350 [35]

Answer:

16

Step-by-step explanation:

father's age=46

half of father's age=46/2=23

Xiao's age=15

so when Xiao is half of her father age =23-15=8

then add 8 to his sister's age

so 8+8=16

hope its was helpful<3<3

plz rate the answer

4 0
4 years ago
Read 2 more answers
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