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babunello [35]
3 years ago
15

Resolve into factors (a+b) ^2-(x+y)^2​

Mathematics
2 answers:
yawa3891 [41]3 years ago
8 0

Answer:

what the- this confuses me so imma pass

Mumz [18]3 years ago
4 0

Step-by-step explanation:

(a+b) ^2-(x+y)^2

((a+b)-(x+y))((a+b)+(x+y))

=(a+b-x-y)(a+b+x+y)

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Drug B has is to be given 10 mg/kg/day in 2 divided doses. The patient weighs 220 pounds. The pharmacy has 250 mg capsules on ha
Rasek [7]

Answer:

a) 996.6 mg

b) 498.96 mg

c) 4

d) 2

Step-by-step explanation:

Given:

Dose to be given = 10 mg/kg/day

Number of dose to be divided = 2

weight of the patient = 220 pounds

now,

1 pound = 0.453 kg

thus,

weight of the patient = 220 × 0.4536 = 99.792 kg

a) Amount of Drug patient should receive per day = dose × weight of patient

or

Amount of Drug patient should receive per day = 10 × 99.792

or

Amount of Drug patient should receive per day = 997.92 mg

b) Now, the dose is divided in to 2 per day

thus,

The amount of drug received per dose = \frac{\textup{Drug received per day}}{\textup{Number of dose per day}}

or

The amount of drug received per dose = \frac{\textup{997.92 mg}}{\textup{2}}

or

The amount of drug received per dose = 498.96 mg

c) weight of capsule = 250 mg

Thus,

capsules received by patient per day = \frac{\textup{Dose per day in mg}}{\textup{weight of capsule in mg}}  

or

capsules received by patient per day = \frac{\textup{997.92}}{\textup{250}}  

or

capsules received by patient per day = 3.99168 ≈ 4

d) Capsules to be received per dose = \frac{\textup{Amount of drug per dose in mg}}{\textup{weight of capsule in mg}}  

or

capsules received by patient per dose = \frac{\textup{498.86}}{\textup{250}}  

or

capsules received by patient per dose = 1.99544 ≈ 2

7 0
3 years ago
The sum of three times a number and ten is negative 5
ki77a [65]
Yes 3n+10=-5 so it’s 5
8 0
3 years ago
In order to circumscribe a circle on a triangle, which line must you construct?
Viktor [21]
The answer is the option d.Perpendicular bisector.

Explanation:
 
 By definition, a circumscribe circle passes through the three vertices of the triangle and to its constrution, you have to draw the triangle and then construct a perpendicular bisector to each side of it. The point where these perpendicular bisectors intersect each other, will be the center of the circle. Then, you should place the compass on the center point to draw the circle.
3 0
3 years ago
Read 2 more answers
Why is segment B' C' on the same line as its corresponding side, segment BC?
larisa [96]

Answer:

The length of BC can be calculated by adding segment CD and DB. Thus the length of segment BC is . Find the total length by adding segment CD and DB. Substitute the value of to length of segment BC.

Step-by-step explanation:

4 0
3 years ago
Please answer this question!!<br><br>thanks xx
Simora [160]
180-(180-49-48)
180-(83)
97

180-((180-141)+(180-76))
180-(39+104)
180-143
137

180-((180-101)+60)
180-(79+60)
180-139
41

360-147-79
213-79
139

180-(360-109*2)
180-(360-218)
180-142
38

(180-118)/2
62/2
31

Hope this helps :)
7 0
4 years ago
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