3 years ago

I put the image at the bottom.Help me on this please

Mathematics

1 answer:

jenyasd209 [6]3 years ago

6 0

Answer: 2/6 or 1/3

Step-by-step explanation:

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Question:4x²-9 answer:

statuscvo [17]

Step-by-step explanation:

4x^2-9

=(2x)^2 -3^2

=(2x+3) (2x-3)

Hope this helps you.

3 0

3 years ago

I need help on doing the equal values method. Please tell me how to do y=11-2x y=x+2

noname [10]

Answer:

11-2x=x+2

-3x=9

x=-3

Step-by-step explanation:

y=11-2x

y=x+2

So we use the first equation to plug in for the second equation.

Then we solve for x and get the answer. Hope this helps. Thank you.

8 0

3 years ago

A large oak tree has 2 x 10⁵ leaves during

Rom4ik [11]

I’m pretty sure it’s this 200,000

4 0

3 years ago

Drag each tile to the correct location. Not all tiles will be used.

Novosadov [1.4K]

Answer:

25:64

Step-by-step explanation:

surface : 4×pi×R^2

R1 = 5x

R2 =8x

4piR1^2 / 4piR2^2 = R1^2/R2^2 = 5x^2/8x^2 = 25x^2/64x^2 = 25/64

4 0

3 years ago

Pls help!! look at photo

monitta

Answer:

2 : 1

Explanation:

$\sf area \ of \ sector: \dfrac{\theta}{360} \pi r^2$

1st sector:

$\sf \rightarrow area: \dfrac{80}{360} \pi (8)^2 = 44.68 \ cm^2$

2nd sector:

$\sf \rightarrow area: \dfrac{160}{360} \pi (4)^2 = 22.34 \ cm^2$

Ratio of 1st sector to 2nd sector:

44.68 : 22.34

2 : 1

7 0

2 years ago

Read 2 more answers