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butalik [34]
2 years ago
5

What value in place of the question mark makes the polynomial below a perfect square trinomial?

Mathematics
1 answer:
UkoKoshka [18]2 years ago
7 0

Answer:

144

Step-by-step explanation:

x^2+24x +144\\\\=x^2 + 2\cdot 12x +12^2\\\\=(x+12)^2

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)) a. Write three side lengths that will
Zolol [24]

Answer:

3,4,5 forms a right triangle

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Step-by-step explanation:

Three side lengths that will form a triangle

3,4,5

This is a Pythagorean triple.  It forms a right triangle

3^2 +4^2 = 5^2

9+16=25

25=25

Three side lengths that will not form a triangle

1,2 9

The sum of the two smaller sides must be greater then the third

1+2 < 9 not greater

3 0
3 years ago
Read 2 more answers
Pls help extra points and mark brainlist
MissTica

Answer:

20 + 35x

Step-by-step explanation:

We have the expression 5(4 + 7x) and are asked to distrbute it.

When distributing, it's very simple, all you have to do is multiply the number outside the parenthesis with the numbers inside the parenthesis.

Therefore :

(5(4) + 5(7x))

20 + 35x

6 0
3 years ago
Help please look below
Gwar [14]
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3 0
2 years ago
Which chemical can be added to an acidic soil to make it neutral ​it's easy​
Anna35 [415]

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Which number has two lines of symmetry?
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I think the answer is d

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