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Semmy [17]
2 years ago
14

Completing the Square 1.) 2x^2+6x-14=-4 2.) 5x^2+4x-10=2

Mathematics
1 answer:
svlad2 [7]2 years ago
5 0

Answer:

1.  x1=-\frac{\sqrt{29}+3\\ }{2}  \\x2= \frac{\sqrt{29}+3\\ }{2}

2. x1= -2

x2= \frac{6}{5} or 1.2

Step-by-step explanation:

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Solve for x. x³ = 216
iragen [17]
I got X = 6
If you replace x for 6 you should get 216

6^3 = 216
5 0
3 years ago
Please help asap !!
Ivan

Answer:

triangle abc = acb

Step-by-step explanation:

ist right answer of this test

5 0
3 years ago
Read 2 more answers
What additional information would you need to prove by the HL theorem?
Butoxors [25]

Answer:

<em>Answer:</em> <em>A</em>   \overline{TM}\cong \overline{OR}

Step-by-step explanation:

The HL Theorem states that if the hypotenuse and leg of one right triangle are congruent to the hypotenuse and leg of another right triangle, then the two triangles are congruent.

Triangles TRO and OMT share the hypotenuse, so the first part of the theorem is met.

Both triangles are right because they have an internal angle of 90°, so the second condition is also met.

Since there is no indication of any leg to be congruent to another leg, we need additional information to prove that both triangles are congruent.

One of these two conditions should be met:

Side TM is congruent to side OR, or

Side MO is congruent to side RT.

From the available options, only the first is correct.

Answer: A \mathbf{\overline{TM}\cong \overline{OR}}

8 0
3 years ago
The total number of burgers sold from a restaurant from Monday to Sunday can be modeled by the function f(d)=200d^3 + 542d^2 + 1
DerKrebs [107]

Answer:

Average = 96

Step-by-step explanation:

Average = sum of terms/ number of terms

sum of terms = number of burgers sold

number of terms = number of visitors

d =  number of days since Monday which is 7

burgers sold = 200d^3 + 542d^2 + 179d + 1605 substituting d with 7

burgers sold = 200(7)³ +542(7)² + 179(7) +1605

burgers sold =68600 + 26558 + 1253 + 1605

burgers sold =98016

number of visitors= 100d + 321

number of visitors= 100(7) + 321

number of visitors= 700+321

number of visitors= 1021

Average = 98016/1021

Average = 96

3 0
3 years ago
Solve the proportion. s+1/4=4/8
Murrr4er [49]
<span>5*s-(4*s)-(1/2) = -1/4-(4/8) // + -1/4-(4/8)

5*s-(4*s)-(1/2)-(-1/4)+4/8 = 0

5*s-4*s-1/2+1/4+4/8 = 0

s+1/4 = 0 // - 1/4

s = -1/4

s = -1/4
</span>
5 0
3 years ago
Read 2 more answers
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