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Phoenix [80]
3 years ago
10

Using the discriminant: b^2 -4ac,how many solutions does each of these equations have and what are they? (a).x^2 + 2x + 3=0 (b).

2x^2 minus 7x minus 4=0​
Mathematics
1 answer:
Alexus [3.1K]3 years ago
5 0

Answer:

hi.........

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Please I need help it's really hard
Vitek1552 [10]
I'd say angle A = angle B
arc tangent (angle B) = 150 / 555
<span><span><span>arc tangent (angle B) = 0.2702702703 </span>
angle B = 15.124 degrees

By the way 555 feet is the height of the Washington Monument.
</span> </span>
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3 years ago
Name the angle in (4) different ways.
MaRussiya [10]

Answer:

An angle can be named in different ways:

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•by the vertex and a point on each ray.

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Tresset [83]

Answer:

b

Step-by-step explanation:

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zalisa [80]

Answer:

Here is your answer

Step-by-step explanation:

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4 0
3 years ago
Which expression is equivalent to 3^12 • 7^9
TEA [102]
The answers are...

B. (3 ^3) ^9 * (7 ^3) ^6
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