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vitfil [10]
3 years ago
15

Im confused about this darn question can someone please solve it for me

Mathematics
1 answer:
n200080 [17]3 years ago
3 0

Answer: The answer is A : 6x^2+24x+24

Step-by-step explanation:

(2x+4)(3x+6)

multiple the two equations together

2x*3x=6x^2

2x*6=12x

4*3x=12x

4*6=24

combine like terms

6x^2+12x+12x+24

6x^2+24x+24

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Help! You can look at the picture please
viva [34]

Answer:

\frac{3x}{3 - 2x}

Step-by-step explanation:

Here,

f(x) = y

y =  \frac{3x}{2x + 3}

or , swapping x with y

x =  \frac{3y}{2y + 3}

now to solve for y we get

y =  \frac{3x}{3 - 2x}

now we put f inverse x instead of y

{f}^{ - 1} (x) =  \frac{3x}{3 - 2x}

I am done.

4 0
4 years ago
Read 2 more answers
a rectangular plot of land 8m long and 6m wide.there is a flower bed in the form of a circle of radius 3m.find 1.area of land. 2
mixer [17]

Answer:

1)Area of the Land  is 48 square meters

2) Area of flower bed   is  28.26 square meter

3)Area of land excluding flower bed   is 19.74 square meters

4)cost of planting grass in land  excluding flower bed   is Rs 118.44

Step-by-step explanation:

Given:

Length of the Rectangular plot = 8m

Width of the rectangular plot =  6m

Radius of the circular flower bed = 3m

1)Area of the Land  

Area of the Rectangular plot  = Area of the Land  

Area of the Land   = length x width

Area of the Land   =  8*6

Area of the Land  = 48 square meters-----------------------------(1)

2. Area of flower bed

Area of flower bed =  4 x area of one quadrant

Area of flower bed =  area of the circle

Area of flower bed  = \pi r^2

where r is the radius

Now , substituting the values

Area of flower bed = \pi (3)(3)

Area of flower bed = 28.26 square meters-----------------------------(2)

3)Area of land excluding flower bed

Area of land excluding flower bed =  Area of the rectangular land - area of flower beds

Area of land excluding flower bed =  48 - 28.26

Area of land excluding flower bed = 19.74 square meters

4)cost of planting grass in land

Cost of planting grass per square meter = 6

Excluding the flower bed we have  19.74 square meters. to plant grass  for this 19. 74 square meters, the cost will be

=19. 74 \times 6

= Rs 118.44

6 0
3 years ago
Please help me with this<br><br> 10x(3xy)
sineoko [7]

Answer:

Step-by-step explanation:

10x(3xy)

10*3*x*x*y

30x²y

6 0
3 years ago
15 is 23% of what number
rosijanka [135]
15 = 0.23x
x = 65.2 

therefore 15 is 23% of 65.2

4 0
3 years ago
What is the square root of 64
likoan [24]
\sqrt{64}= \sqrt{8^2}=8
4 0
3 years ago
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