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photoshop1234 [79]
4 years ago
13

I need help with this one question!

Mathematics
1 answer:
Reil [10]4 years ago
3 0
The answer is-4k^2-4K+2 when you add like terms
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Can someone help me with problem please? It’s special right triangle: decimal answers (Round to the nearest tenth)
DochEvi [55]

Answer:

h= 4.6, c=7.1

Step-by-step explanation:

First you need to know in a 30 60 90 triangle the sides ratios are x, 2x and x√3, and for 45 90 45 it is x, x and x√2

so <em>h</em> is 8/√3 and you rationalize the bottom so it becomes 8√3/3. when you solve this and round to nearest hundred it becomes 4.6. for the second one, it is 5√2 and when you solve this and round, it becomes 7.1

8 0
4 years ago
5 (5) - -2 =<br><br> ( worth 10 points)
Irina-Kira [14]

Answer:

I think 27 is the answer

7 0
3 years ago
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Which expression is equivalent to square root a^7
FinnZ [79.3K]

Answer is d

Step-by-step explanation:

If you multiply a^6 and a it equals a^7

3 0
3 years ago
Expression equivalent to (0.28t-0.3)-(0.7t-0.28)?
Softa [21]
B because it obviously can’t be any other
3 0
3 years ago
Adult tickets to a play cost $2.25 each and student tickets cost $1.25 each. Suppose there are twice as many student tickets sol
Ganezh [65]

9514 1404 393

Answer:

  • 300 adult tickets
  • 600 student tickets

Step-by-step explanation:

We can group tickets into a group that has 2 student tickets and 1 adult ticket for a price of 2($1.25) +2.25) = $4.75. The number of these groups sold is ...

  $1425/4.75 = 300

300 adult tickets and 600 student tickets were sold.

8 0
3 years ago
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