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vfiekz [6]
3 years ago
5

To the nearest tenth, find the approximate distance between points B and D.

Mathematics
2 answers:
ivolga24 [154]3 years ago
7 0

Answer:

Distance = 9.8 units

Step-by-step explanation:

Point B  is (-2,5) and point D is (2,-4)

LEts find the distance between these points. USe distance formula

D=\sqrt{(x_2-x_1)^2 +(y_2-y_1)^2}

(-2,5)  is (x1,y1)  and (2,-4) is (x2,y2)

Plug in the values and find out the distance

D=\sqrt{(x_2-x_1)^2 +(y_2-y_1)^2}

D=\sqrt{(2+2)^2 +(-4-5)^2}

D=\sqrt{(4)^2 +(-9)^2}

D=\sqrt{97}

Distance = 9.8 units

o-na [289]3 years ago
5 0
The answer is A. 9.8
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romanna [79]

Answer:  see below

<u>Step-by-step explanation:</u>

1) 10, 2, 1.2, 1.12, 1.112, 1.1112

t_n=\dfrac{t_{n-1}}{10}+1

t₁ = 10

t₂ = 10/10 + 1    = 2

t₃ = 2/10 + 1     = 1.2

t₄ = 1.2/10 + 1   = 1.12

t₅ = 1.12/10 + 1  = 1.112

t₆ = 1.112/10 + 1 = 1.1112

2)  10, 2, -2, -4, -5, -5.5, ...

t_n=\dfrac{t_{n-1}}{2}-3

t₁ = 10

t₂ = 10/2 - 3 =   2

t₃ = 2/2 - 3  =  -2

t₄ = -2/2 - 3 =  -4

t₅ = -4/2 - 3 =  -5

t₆ = -5/2 - 3 = -5.5

8 0
3 years ago
Expression in fractured form
pychu [463]

Answer:

Step-by-step explanation:

for the first one it's (x + 5) x (x - 7)

second one it's  (x + 5) x (x + 7)

third one is (x - 5) x ( x + 7)

fourth one is (x -5) x (x - 7)

thats the answer

8 0
3 years ago
I NEED HELP ASAP PLEASE!!!!!!!
Greeley [361]
The 2nd option is correct
3 0
3 years ago
What is the sum of a 7-term geometric series if the first term is -6, the last term is -24,576, and the common ratio is 4?
Zanzabum
<h3><u>Answer:</u></h3>

Hence, the sum of a 7-term geometric series is:

-32766.

<h3><u>Step-by-step explanation:</u></h3>

We have to find the sum of a 7-term geometric series (i.e. n=7) if the first term(a) is -6, the last term is -24,576, and the common ratio(r) is 4.

We know that the sum of the 7-term geometric series is given as:

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On putting the value of a,n and r in the given formula we have:

S_7=(-6)\times (\dfrac{4^7-1}{4-1})\\\\\\S_7=-32766

Hence, the sum of a 7-term geometric series is:

-32766.

3 0
3 years ago
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Answer:

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