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LiRa [457]
4 years ago
15

Use your graphing calculator to solve the following system of equations. If there is no solution, state no solution if there is

more than one solution, state all solutions. Also, sketch the system of equation
y=x^2+3x-6
\sqrt{x+6} -y=4
Mathematics
1 answer:
nevsk [136]4 years ago
8 0

Answer:

(-3.888, -2.547) and (1.131, -1.33)

Step-by-step explanation:

Graph: desmos.com/calculator/qknljhtr5n

y = x² + 3x − 6 is an upwards parabola with a vertex of (-1.5, -8.25) and x-intercepts (-4.372, 0) and (1.372, 0).

√(x + 6) − y = 4 is a square root function opening to the right, with a vertex of (-6, -4) and an x-intercept of (10, 0).

The two curves intersect at (-3.888, -2.547) and (1.131, -1.33).

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Select the 2 numbers that are between 0.15 and 1.4,<br><br>1.39<br>1.8<br>-0.13<br>-1.2<br>1.75<br>​
Sedaia [141]

Answer:

1.39 and -0.13

Step-by-step explanation:

6 0
3 years ago
If f(x)=x squared + 3x+5 what is f(a+h)
zheka24 [161]

Answer:

a² + 2ah + 3a + 3h + 5 + h²

Step-by-step explanation:

to evaluate f(a + h) substitute x = a + h into f(x)

f(a + h)

= (a + h)² + 3(a + h) + 5 ← distribute

= a² + 2ah + h² + 3a + 3h + 5



8 0
3 years ago
Given that the triangles shown below are similar, what is the value of x?
Montano1993 [528]

Using proportions, it is found that the value of x is of x = 5, hence option A is correct.

<h3>What is a proportion?</h3>

A proportion is a fraction of a total amount, and the measures are related using a rule of three.

Since the triangles are similar, the lengths are proportional. Researching the problem on the internet, we have that the proportions are given as follows:

  • A side with a length of x is proportional to a side with length 25.
  • A side with a length of 3 is proportional to a side with length 15.

Hence:

\frac{x}{25} = \frac{5}{25}

Simplifying the denominators:

x = 5.

More can be learned about proportions at brainly.com/question/24372153

#SPJ1

8 0
2 years ago
Solve each inequality. I need help please.
Radda [10]
You just need to divide to get to 1n. -3n = 84
So the answer is 84/ -3 = -28. n= -28
7 0
3 years ago
Read 2 more answers
List the 5 ways we can show that two triangles are congruent.
ser-zykov [4K]

Answer:

If two angles and the included side of one triangle are congruent to the corresponding parts of another triangle, then the triangles are congruent. If any two angles and the included side are the same in both triangles, then the triangles are congruent.

(side, side, side) we have two triangles with all three sides equal. ...

(side, angle, side) ...

(angle, side, angle) ...

(angle, angle, side) ...

(hypotenuse, leg)

Step-by-step explanation:

this is crazy lol

6 0
3 years ago
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