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Svetach [21]
2 years ago
7

Help please I’ll give extra points and brainlist

Mathematics
2 answers:
lawyer [7]2 years ago
8 0

A)

Reason: The first image shows the light bulb slightly bright but the second image shows the light bulb being super bright. By this factor, we can tell that the amount of voltage that is in use can affect the brightness of the light bulb.

garri49 [273]2 years ago
4 0

Answer:

Step-by-step explanation:

Probably D,  he's measuring voltage across the wire.. and then across the light bulb,   there would be very little across the wire and a lot across the light bulb

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The number of peas on Pauline's plate, 40, is 13 greater than the number on Doris's plate. How many peas are on Doris's plate?
garri49 [273]

Step-by-step explanation:

Let the number of peas in Doris plate be x

now,

x = 40-13

or, x = 37

Therefore there are 37 peas in Dori's plate (would love if you could mark me the brainliest :))

5 0
2 years ago
NEED HELP ASAP, WILL MARK BRAINLIEST!!!
EastWind [94]

Answer:

7. -

a. 3.5 or 7/2 hours

b. 24.5

c. After 7 hours (and at the beginning when t=0)

8. -

a. 4 seconds

b. 1 second

c. 54 meters

Step-by-step explanation:

7. M(t)=-2t^2+14t

M’(t)=-4t+14

a)

-4t+14=0

4t=14

2t=7

t=7/2

b) M(7/2)=24.5

c)

M(t)=0

-2t^2+14t=0

t^2-7t=0

t(t-7)=0

t=0, 7

8.

a)

h(t)=0

-6t^2+12t+48=0

t^2-2t-8=0

(t-4)(t+2)=0

t=-2, 4

t=4

b)

h(t)=-6t^2+12t+48

h’(t)=-12t+12

h’(t)=0

-12t+12=0

12t=12

t=1

c) h(1)=54

I hope this helps; please vote brainliest!

3 0
3 years ago
Will mark brainliest and 10 points
k0ka [10]

Answer:

4

Step-by-step explanation:

y=4x-3

slope=4

y=5

slope=0

6 0
3 years ago
Read 2 more answers
8595 divided by 24 please help for my hw
zaharov [31]

Answer:

358.125

Step-by-step explanation:

8595/24=358.125

5 0
2 years ago
Solve the following one-step inequality : -12+x ≥9 <br> I GIVE BRAINLEST I KNOW I SPELL WRONG
coldgirl [10]

Answer:

x  ≥  21

Hope this helps!

5 0
2 years ago
Read 2 more answers
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