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kotykmax [81]
3 years ago
8

Which of the following shows 2x3y-3x2+7yx-12y written in standard form

Mathematics
1 answer:
AysviL [449]3 years ago
3 0
2x^(3)y+7xy-3x^(2)-12y

is in standard form
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The ratio of the number of left handers to the number of right handers in a middle school is 6:15. If there are 120 left handers
Zinaida [17]

Answer:

300

Step-by-step explanation:

there are 9 15's in 120 which means its going by 15's 3 x 5= 15 and if it says 6 that means its timesed by 2. 15 x 2= 30 then 30 x 10= 300

8 0
3 years ago
Explain the difference between prime and composite numbers
Fed [463]
Prime only has two factors one and its self a composite number has more factor than one and its self
exsample:     12 -  1,2,3,4,6,12  = 12 is a composite number
                       7  -  1,7                 =prime number 
4 0
2 years ago
Evaluate the expression 1/3(4+18)-4
Kobotan [32]

Answer:

3.33 or 3 1/3

Step-by-step explanation:

1/3 = 0.33

1 / 3 x 22 = 22 / 3

22/3 - 4 = 3.33 or 3 1/3

4 0
3 years ago
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Bill is 6 ft tall. He casts a 4 ft shậadow. At the same time, a tree casts a 16 ft shadow. How tall is the
Hatshy [7]

Answer:

the height of the tree is 24.

5 0
3 years ago
Read 2 more answers
Solve for the missing sides and show all the work.
erastovalidia [21]

So, first you must find the remaining angle measure. To do this add 25 and 90 then subtract from 180. The remaining angle measure is 65 degrees.

Next, use tangent, cosine, or sine to find the remaining side lengths.

I used sine of 25 which is opposite of hypo. which is sine 25 = y/43.

Multiply both side by 43 and you get y=18.17

Do the same to find x, but use the sine of 65, and you get sine 65 = x/43.

Multiply both sides by 43 and you get x=38.97

Hope this helped!

3 0
2 years ago
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