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Oksana_A [137]
3 years ago
7

Solve each equation

Mathematics
1 answer:
Sidana [21]3 years ago
7 0
A)25.5

B)b=-4

C)c=18

D)d=-8

Hope this helps if appreciate brainiest
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Jamar and Peggy live on opposite sides of a park. Peggy counted how many steps it takes her to get from her house to Jamar's hou
creativ13 [48]

Answer:

A.96.25 steps.  B. Approximately 37 steps shorter

Step-by-step explanation:

From Pythagoras theory,

Hyp² = Adj² + Opp²

Hyp² = 52² + 81²

Hyp² = 2704 + 6561

Hyp² = 9265

Hyp = √9265

Hyp = 96.25 steps

= 81 + 52 = 133 - 96.25

= 36.75 or approximately 37 steps shorter

7 0
3 years ago
What value of c makes the polynomial below a perfect square? 4x2 + 12x + c?
Tema [17]
This is what we know:4x^2 + 12x + c = (2x + k)^2
<span> 4x^2 + 12x + c = 4x^2 + 2kx + 2kx + k^2 
c=9
</span>
6 0
3 years ago
Read 2 more answers
13. How are squares and triangles the same? How are they different?​
nignag [31]

Answer:

Squares and triangles are both polygons and right triangles and squares both have at least one right angle. They are different because squares have 4 sides and triangles have 3. Also, triangle have a total of 180 degrees while squares have a total of 360 degrees.

Hope this helped you! I would appreciate a Brainliest if this helped! Have a good day!

4 0
2 years ago
What equation has the same solution as 2x^2+16x-10=0
Mila [183]
Well you could factor it by dividing the entire equation by two...

x^2+8x-5=0
5 0
3 years ago
What is the end behavior of the graph of the polynomial function y = 7x^12 – 3x^8 – 9x^4?
Kazeer [188]
The degree of the equation is 12 which means it's even. The leading coefficient is 7 which means it's positive. According to the these, the end behavior of the graph is:

<span><span>f<span>(x)</span>→+∞, as x→−∞
As x approaches negative infinity, the value of f(x) approached positive infinity

</span><span>f<span>(x)</span>→+∞, as x→+<span>∞
</span></span></span><span>As x approaches positive infinity, the value of f(x) approached positive infinity</span>
3 0
3 years ago
Read 2 more answers
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