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wlad13 [49]
3 years ago
12

According to the article, "How Can Your Smartphone Make Water Safe to Drink," less than 1% of phone's battery disinfects how muc

h water? *
Mathematics
1 answer:
Paha777 [63]3 years ago
7 0

Answer:

700 A

Step-by-step explanation:

if see ujbvcddfgyggcs456ujhvcddrtuijjjnbbbgc

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The graph of f(x)=4x^3-13x+9x+2 is shown below. How many roots of f(x) are rational numbers? Quick Please!!!!
mestny [16]

Answer:

All three are rational numbers.

Step-by-step explanation:

I used Desmos (a graphing calculator online) and the roots were all able to be written with fractions.

6 0
3 years ago
12-2/3x=x-18 so how do you answer this question
vitfil [10]

Answer:

Step-by-step explanation:

I think I've already answered this question.

3 0
3 years ago
Need help on the middle question
lesya692 [45]
V= pi * r^2 * h
471 = 3.14 * r^2 *6
471 = 18.84 * r^2
25 = r^2
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3 years ago
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Harold wants to get at least a grade of 84 in math class. His grade will be the average of two test scores. He got a 77 on the f
Andrew [12]
1. (77+x)/2=84

2. Harold needs at least a 91

Work:

first, you multiply both sides by 2; 77+x=168
then you subtract 77 from both sides; x=91
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4 0
3 years ago
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Calculator<br> 40%Increased in 360
yarga [219]

Answer:

504

Step-by-step explanation:

40%=.40

360*.40=144

original number + increase = x

360+144=504

3 0
3 years ago
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