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kvasek [131]
3 years ago
10

What is the quadratic formula?

Mathematics
2 answers:
sergey [27]3 years ago
8 0

Answer:

Step-by-step explanation:

tatiyna3 years ago
3 0

Answer:

x = \frac{-b±\sqrt{b^2-4ac} }{2a}

Ignore the capital A for this equation when it is ax^2+bx+c=0

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Solve the system of linear equations by substitution.<br><br> y−x=0<br> 2x−5y=9
Otrada [13]

Answer:

x = -3

y = -3

in point form is ( -3, -3 )

Step-by-step explanation:


4 0
3 years ago
Which polygon is a pentagon
Mamont248 [21]

Answer: In geometry, a pentagon is a five-sided polygon with five straight sides and five interior angles that sum up to

540

°

. A pentagon shape is a plane figure, or flat (two-dimensional) 5-sided geometric shape.

Properties of a Pentagon

1. Pentagons have five straight sides

2. Pentagons have five interior angles, which sum to

540

°

3. The five sides do not intersect

Step-by-step explanation:  Hello, I have only told you the properties on how to tell if it's a pentagon, please explain or show some type of image if you still need help!

5 0
2 years ago
Work out the percentage change when a price of £40 is increased to £70.
Stella [2.4K]

Answer:

75%

Step-by-step explanation:

70-40 = 30

30/40 = 0.75

0.75 = 75%

6 0
3 years ago
Find a cofunction with the same value as tan 52°.
Natasha_Volkova [10]
Csc (x) = sec ( 90 - x) so csc(52) = sec (90 - 52) = sec (38)
6 0
3 years ago
Please help and i will give you the brainleist, please write the answer i notebook and send.​
Lina20 [59]

Answer:

Step-by-step explanation:

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2 years ago
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