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Salsk061 [2.6K]
3 years ago
13

Find the vertex of parabola y=-2x^2-20x-48

Mathematics
2 answers:
enyata [817]3 years ago
6 0
(-5,2) Is the answer hope this helps mate =)
Volgvan3 years ago
3 0
The right answer is (-5,2) 
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lana66690 [7]
You can multiply by -30 to clear fractions.
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4 0
3 years ago
21 is 30% of what number?
WARRIOR [948]

<u>Answer</u>:

21 is 30% of 70

<u>Explanation</u>:

We know that 100% is the original number.

Equation:

(21/30)*100

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5 0
2 years ago
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Can somebody please help with these two questions?
Nitella [24]

Answer:

#3: x is approximately 0.37, -5.37, #4: x is approximately 4.19, -1.19

Step-by-step explanation:

You can solve using the quadratic equation or by solving with the perfect square

\frac{-b+/-\sqrt{b^{2}-4ac} }{2a} = x^{2}+5x-2=0\\ \frac{-5+/-\sqrt{5^{2}-4(1)(-2) }}{2(1)}

x is approximately 0.37, -5.37

6 0
2 years ago
Dividir entre la raíz más cercana
inna [77]
Where is the question ?
7 0
1 year ago
CAN SOMEONE PLZ ANSWER THIS ITS DUE AT 11:59 APRIL 11 2021 AND ILL MARK U BRAINLIST
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Answer:

answer is c

Step-by-step explanation:

6 0
2 years ago
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