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Elza [17]
3 years ago
5

Please help!! ALgebra 2 I will be h=giving out extra points the the brainiest answers

Mathematics
1 answer:
Arte-miy333 [17]3 years ago
4 0

Answer:

B

Step by Step Explanation

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Element X decays radioactively with a half life of 6 minutes. If there are 790 grams of Element X, how long, to the nearest tent
frosja888 [35]

Answer:

It takes 27 minutes for the element to decay to 35 grams

Step-by-step explanation:

Given:

Initial amount  =  790 grams

Final amount =  35 grams

Half life =  6 minutes

To find:

Time taken for the element to reduce into 35 grams  = ?

Solutions

Time taken = half life  \times \frac{ log(\frac{ initial amount}{final amount})}{log(2)}

On substituting the values given, Time taken  

= 6 \times \frac{log(\frac{790}{35})}{log(2)}

= 6 \times \frac{log(22.57)}{log(2)}

= 6 \times 4.496

= 26.97

= 27 minutes

7 0
3 years ago
Thirty students took a calculus exam. Of the students who passed the exam, 8 students earned an A, 9 earned a B, 6 earned a C, a
Alex73 [517]

Answer:

4/30 or 2/15

Step-by-step explanation:

total of student with either A,B,C, or D equals 26 which means 4 did not pass

8 0
3 years ago
Pls help!!!!!!!!!!!!!!!
Tresset [83]

Answer: The radius would be twelve

Step-by-step explanation:

The radius of a sphere would be 12 cm. By putting the value of volume we can find the radius of the sphere. The radius of a sphere would be 12 cm.

8 0
3 years ago
Does anyone know the area and the perimeter of this??​
marusya05 [52]

Answer:

Area=15in²

Perimeter=16in

Step-by-step explanation:

area=L×W

Perimeter=L+L+W+W

4 0
3 years ago
Read 2 more answers
15+6X = Y(32+ 12x)-|
hammer [34]

i hope it helps please mark me as brainliest please

6 0
3 years ago
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