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3 years ago

15

(2x+y)(2x-y) what is this equation

2 answers:

Oxana [17]3 years ago

8 0

Answer:its values of y

Step-by-step explanation:

Anarel [89]3 years ago

8 0

Its value of y
step by step explanation:

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A scientific model doesn’t need to be something physical. It can also be a mathematical __________

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Step-by-step explanation:

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2 years ago

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Which answer describes the transformation of f(x)=x2−1 to g(x)=(x+2)2−1 ?

notsponge [240]

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frozen [14]

Answer:

it would take seven and a half hours

Step-by-step explanation:

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3 years ago

Viefleur [7K]

7x²=9+x
so
for
0=ax²+bx+c

$x=\frac{-b+/-\sqrt{b^2-4ac}}{2a}$
so

7x²=9+x
mins 9 from both sides and minus x
7x²-1x-9=0
a=7
b=-1
c=-9

$x=\frac{-(-1)+/-\sqrt{(-1)^2-4(7)(-9)}}{2(7)}$
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so the 4th one

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3 years ago

I can't find the volume

sp2606 [1]

Answer:

8π(2.5)^2

Step-by-step explanation:

volume = π * r^2 * h

v = π * (2.5)^2 * 8

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2 years ago