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2 years ago

URGENT!!! Which one of these relationships is different than the other three?

Mathematics

1 answer:

givi [52]2 years ago

4 0

Answer:

Step-by-step explanation:

B is different.

Figure out equation for each graph using: y=hx, h being the slope

Graphs A, C, and D are all y=5x

Graph B is y=5.5x

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A contractor wants to replace the baseboard of a room whose length is 15 feet and width is 6 feet. How much will the baseboard c

fomenos

It will cost $18.

15*6=90

90/5=18

It will cost $18.

3 0

3 years ago

Determine if the sequence is arithmetic. If it is, find the common difference. Is the sequence a function ?

BaLLatris [955]

$6)\\r=a_{n+1}-a_n\to r=a_2-a_1=a_3-a_2=a_4-a_3=...\\\\a_1=-7;\ a_2=-10;\ a_3=-11;\ a_4=-13\\\\a_2-a_1=-10-(-7)=-10+7=-3\\a_3-a_2=-11-(-10)=-11+10=-1\\\\a_3-a_2\neq a_2-a_1\\\\\text{It's not an arithmetic sequence}$

$\r=\dfrac{a_{n+1}}{a_n}\\\\r=\dfrac{a_2}{a_1}=\dfrac{a_3}{a_2}=\dfrac{a_4}{a_3}=...\\\\8.)\\a_1=4;\ a_2=20;\ a_3=100;\ a_4=500\\\\r=\dfrac{20}{4}=\dfrac{100}{20}=\dfrac{500}{100}=5\\\\10.)\\a_1-30;\ a_2=-45;\ a_3=-50;\ a_4=-65\\\\\dfrac{a_2}{a_1}=\dfrac{-45}{-30}=\dfrac{3}{2}\\\\\dfrac{a_3}{a_2}=\dfrac{-50}{-45}=\dfrac{10}{9}\\\\\dfrac{a_2}{a_1}\neq\dfrac{a_3}{a_2}\\\\\text{It's not a geometric sequence}$
$12.)\\a_1=-7;\ a_2=-14;\ a_3=-21;\ a_4=-28\\\\\dfrac{a_2}{a_1}=\dfrac{-14}{-7}=2\\\\\dfrac{a_3}{a_2}=\dfrac{-21}{-14}=\dfrac{3}{2}\\\\\dfrac{a_2}{a_1}\neq\dfrac{a_3}{a_2}\\\\\text{It's not a geometric sequence}\\\\\text{It's a function}$

8 0

2 years ago

Sofia measures the length of her car as 16 feet. What is the greatest possible error? ______ feet What is the margin of error? _

Genrish500 [490]

Answer:

Sofia measures the length of her car as 16 feet.

What is the greatest possible error?

What is the margin of error?

Step-by-step explanation:

3 0

3 years ago

A rectangular image of length 5 cm and width 7 cm is magnified in a studio. On magnification, 1 cm of the image represents 15cm.

Andre45 [30]

Answer:

238 cm

Step-by-step explanation:

so we have a scale factor of 17: 1

originally we had the dimensions: 3cm by 4m

now we have 3*17 by 4*17 = 51 cm by 68 cm

Perimeter = 2*51 + 2*68 = 238 cm

8 0

1 year ago

Read 2 more answers

How do i get this ?

ser-zykov [4K]

Sinx=1/2
sin30=1/2
therefore x=30 degree

7 0

3 years ago

Read 2 more answers