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Fantom [35]
2 years ago
7

NEEd help! Will help alot tysm!

Mathematics
2 answers:
xz_007 [3.2K]2 years ago
7 0

Answer:

3rd one

Step-by-step explanation:

lukranit [14]2 years ago
5 0

Answer:

C ) 12 divided by 7

having a fraction basically means dividing the numerator ( top ) by the denominator ( bottom )

Hope this helps!

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Find the x-intercepts of the parabola with vertex (1, -9) and y intercept at (0, -6).
MaRussiya [10]
Hello,

The equation of the parabola is
y=k(x-1)²-9
and -6=k(0-1)²-9==>k=3

x-intercepts is:
y=0==> 3(x-1)²-9=0==>(x-1)²=3
==> x=1+√3 or x=1-√3
7 0
3 years ago
What is the answer to this?
irina1246 [14]
R^2=(96/2)^2+14^2

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r=√2500

r=50
3 0
3 years ago
A line has a slope of 6 and passes through the (-4,-4)
Elenna [48]

Answer:(2,-3) and (-10,-5)

Step-by-step explanation:

slope is mx+b/y so in short slope of six is 6/1 which is up six over 1 or down six back 1

6 0
3 years ago
I have a frequency of 20.0 Hz, if this frequency travels through the air with a speed of 331 m/s, what is it's wavelength
Sveta_85 [38]

Answer:

16 m

Step-by-step explanation:

c=f×m

331=20m ( divide by 20 both side)

therefore m=16.55m

5 0
3 years ago
about 30% of the population is left-handed. If two people are random selected what is the probability that both are left handed?
Svetradugi [14.3K]

Answer:

0.91

Step-by-step explanation:

1 - P(both left handed)

1 - 0.3² = 0.91

4 0
3 years ago
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