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yan [13]
3 years ago
15

The coefficient of xy in the product of (4x2 + 2y) and (3x + y2) is

Mathematics
2 answers:
dedylja [7]3 years ago
8 0
(4x2 + 2y)(3x+y^2)

= 12x^3 + 4x^2y^2 + 6xy + 2y^3

coefficient of xy is ----> 6
mylen [45]3 years ago
5 0

(4x² + 2y)(3x + y²) =  

12x³ + 4x²y² + 6xy + 2y³

The coefficient of xy is 6

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3 years ago
If it costs $0.15 per square inch for the cardboard label, then what is the cost for plan B?
IceJOKER [234]

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Step-by-step explanation:

6 0
3 years ago
A sweater costs $12 more than a shirt. Together they cost $46. What was the price of the shirt
enyata [817]

Answer:46 by 46 that is how much for two tshirts will cost





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3 years ago
The vertices of a sandbox are P(12,14), Q(12,17), R(16,17), and S(16,14). The coordinates are measured in feet. What is the peri
liraira [26]
First, you need to draw this out. Roughly, it should look a little something like the link i included in this answer. then u just draw a line tracing the points to make a rectangle (sandbox) and decide that the perimeter, or the distance around, would be 3+4+3+4 = 14 feet.

4 0
3 years ago
The perimeter of a rectangle is 63cm.The length of its shorter side is 9cm.Find its area
kodGreya [7K]

Answer:

202.5cm^2

Step-by-step explanation:

P=2l+2w

63=2(9)+2w

63=18+2w

63-18=2w

45=2w

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22.5=w

check:

P=2(9)+2(22.5)

=18+45

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Area=l×w

=22.5×9

=202.5cm²

5 0
3 years ago
Read 2 more answers
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