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ratelena [41]
3 years ago
9

Please solve my brain is hurting from so much hw before the test :(

Mathematics
1 answer:
Nadya [2.5K]3 years ago
3 0

 2.5(15)
-0 (1).7
-------
   1.8
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Sketch the region enclosed by the given curves. Decide whether to integrate with respect to x or y. Draw a typical approximating
exis [7]

Answer:

Attached please find response.

Step-by-step explanation:

We wish to find the area between the curves 2x+y2=8 and y=x.

Substituting y for x in the equation 2x+y2=8 yields

2y+y2y2+2y−8(y+4)(y−2)=8=0=0

so the line y=x intersects the parabola 2x+y2=8 at the points (−4,−4) and (2,2). Solving the equation 2x+y2=8 for x yields

x=4−12y2

From sketching the graphs of the parabola and the line, we see that the x-values on the parabola are at least those on the line when −4≤y≤2.

6 0
3 years ago
The point (-7,4) in on the terminal side of an angle t. Find sec (t) to two decimal places.
Sliva [168]

Answer:

  -1.15

Step-by-step explanation:

The tangent of the angle can be found as ...

  tan(t) = (y-coordinate)/(x-coordinate) = -4/7

The secant of the angle is related by ...

  sec(t)² = tan(t)² +1 = (-4/7)² +1 = 65/49

Then the secant of this 2nd-quadrant angle is ...

  sec(t) = -√(65/49) = -(√65)/7 ≈ -1.15

6 0
3 years ago
In boot camp, a cadet must use a rope swing to cross an obstacle without
slega [8]

Answer:

5.0 meters

Step-by-step explanation:

5 0
3 years ago
Solve the inequality.<br> - 5x &gt; 25
Natalija [7]

Answer and Step-by-step explanation:

Divide -5 from both sides of the inequality.

<u>x < -5 is the answer.</u>

<u></u>

<em>Here's Why:</em>

If you were to add 5x to both sides, it results in this:

0 > 25 + 5x

Now, we subtract 25 from both sides.

-25 > 5x

When we divide 5 from both sides, we see that it results in -5 > x, which is the same as x < -5.

<u><em>#teamtrees #PAW (Plant And Water)</em></u>

6 0
3 years ago
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Find x.<br> x=<br> 0<br> 0<br> 7V2<br> v (14)
oksano4ka [1.4K]

Answer:

7

Step-by-step explanation:

so what you need to do is found out what  the mesurement is for both and is 7 so then X is 7

8 0
4 years ago
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