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Lesechka [4]
2 years ago
6

Simplify

Mathematics
1 answer:
miss Akunina [59]2 years ago
5 0

Answer:

\frac{2}{3}

Step-by-step explanation:

=18÷[7+2{7+2(7-6)}+2]

=18÷[7+2{7+2×1}+2]

=18÷[7+2×9+2]

=18÷[7+18+2]

=18÷27

=\frac{18}{27}

=9 two is 18 and 9 three is 27

So,

=\frac{2}{3}

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A spinner has 20 sections. There are 4 sections with lemons, 3 sections with cherries, and 6 sections with oranges. The rest of
Sedaia [141]

35 times, because you add 4+3+6 which gives you 13. Then you find the probability of getting bananas which is 0.35. Then you muliply by 100 which gives you 35.

7 0
4 years ago
Identify the vertex and the axis of symmetry of the parabola. <br><br> HELP PLEASE!!!
jeka94

We know that the graph goes in units of 1.

We know that the roots are -1 and 4. (Just assume it's accurate and not off by 0.0000000001.)


We can set it up as an equation: -1(x+1)(x-4) = y (I added -1 because there are two parabolas that go through those points on the x-axis, and since this parabola is facing down, I must add a negative a value.


Then multiply (F.O.I.L. - First, Outer, Inner, Last)


x^2 -4x + x - 4 = -(x^2 - 3x - 4) = -x^2 + 3x + 4


Then using -(b/2a) solve for vertex: -(3/-2) = 3/2


Plug 3/2 back into the equation.

-(3/2)^2 + 3(3/2) + 4 = -9/4 + (9/2) + 4 = 25/4


The vertex would be: (3/2, 25/4)

Axis of symmetry would be: x = 3/2

8 0
4 years ago
2 + 2 What is the Answer ?
kifflom [539]

Answer:

The answer is 4!

Step-by-step explanation:

2 + 2 can be rewritten as 1+1+1+1

both equal 4

5 0
3 years ago
Read 2 more answers
4 5/8 tons equals blank pounds
Akimi4 [234]
9250 pounds en every ton they are 0.0005
8 0
3 years ago
Find the length of CE
saw5 [17]

Answer:

C. 37.8 units

Step-by-step explanation:

ED = 17/ cos(38°) = 17 / 0.7880 = 21.6 units

DF = 17× tan (38°) = 17× 0.7813 = 13.3 units

CD = 10/13.3 × 21.6 = 16.2 units

so, the length of CE = 21.6+16.2 = 37.8 units

4 0
3 years ago
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