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marshall27 [118]
2 years ago
5

5PLSS NEED HELP.........

Mathematics
1 answer:
love history [14]2 years ago
8 0

Answer:

  acute: 7, 9

  right: 8, 10

  obtuse: 5, 6

Step-by-step explanation:

When you have a number of identical calculations to do, it is convenient to do them in a spreadsheet. You only need to enter the formula once and copy it as many times as needed.

The attachment shows the "sum of squares" calculation and comparison to the square of the longest side. When the sum is too small, the longest side is longer than needed for a right angle, so the triangle is obtuse. When the sum is too great, the longest side is too short for a right angle, so the triangle is acute.

We have skipped the tedious arithmetic and shown the results in the attached table.

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Graph the first four terms of the arithmetic sequence-4,-3,-2,-1...then choose the statements that are truer
Sati [7]

Answer:

1,2,3,4,5

Step-by-step explanation:

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3 0
3 years ago
3^2 - 2x + 4 and g(x) = 5x^2 + 6x - 8 find f-g(x)
sveta [45]

Answer:

For the given functions f(x) and g(x) (f-g)(x) = -2x^{2}  - 8x +12

Step-by-step explanation:

Here, the given function are:

f(x)  = 3x^{2}  - 2x+ 4\\g(x) = 5x^{2}  + 6x -8

Now, simplifying for (f-g)(x)  =  f(x) -  g(x):

f(x) - g(x)  = (3x^{2}  - 2x+ 4) - (5x^{2}  + 6x -8)

 = 3x^{2}  - 2x+ 4- 5x^{2}  - 6x +8

Doing operation on LIKE TERMS,  we get

f(x) -  g(x) = ( 3x^{2}- 5x^{2})   + (-2x - 6x)  +( 4 +8) = -2x^{2}  - 8x + 12

Hence, for the given functions f(x) and g(x) (f-g)(x) = -2x^{2}  - 8x +12

4 0
4 years ago
Aaron estimated that 148% of 333 is 495
maksim [4K]

Answer:

492.84

Step-by-step explanation:

333 x 148÷100

= 492.84

7 0
4 years ago
Read 2 more answers
Use a calculator to evaluate sec 85 degrees
faltersainse [42]

OK.  I used my calculator to evaluate sec(85 degrees).

My calculator doesn't have a "sec" button on it. 
But I remembered that

           sec of an angle = 1 / (cosine of the same angle) .

So I used my calculator to find cos(85), and then I hit the
" 1/x " key, and got 11.474, which I knew to be sec(85).

3 0
4 years ago
Find the solution of 3 times the square root of the quantity of x plus 5 equals negative 9, and determine if it is an extraneous
Alecsey [184]
3*(x+5)^(1/2)=-9
(x+5)^(1/2)=-3
x+5=9
x=4
3*(4+5)^(1/2)=-9
3*(9)^(1/2)=-9
3*3=-9
4 is an extraneous solution
8 0
3 years ago
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