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nalin [4]
3 years ago
8

HElp ME PLZ:[

Mathematics
1 answer:
Licemer1 [7]3 years ago
6 0

Answer:

A, B, and E

Step-by-step explanation:

A. The terms 4x³ and 8x have a common factor (it is 4x)

B. The terms 4x3 and – 6x2 have a common factor (it is 2x²)

E. The polynomial can be grouped in different ways to factor by grouping.

( (4x³ - 6x²) + (8x - 12) ⇒ 2x²(2x-3) + 4(2x-3) ⇒ (2x²+4)(2x-3) )

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Here a brainliest if you get it right
oksian1 [2.3K]

Answer:

D.(2, 2)

Step-by-step explanation:

  • Staring point = (2, -4)
  • Since he moved 6 units up, so, there will be change in only y-coordinate of the starting point and x-coordinate will remain unchanged.
  • End point of the segment = (2, - 4 + 6) = (2, 2)
3 0
3 years ago
If you run a mile in 12 minutes, how fast are you running in miles per hour?
butalik [34]
1 mile in 12 minutes
x miles in 60 minutes

\frac{1}{12} = \frac{x}{60}\\\\12x = 60(1)\\\\x = 5

You are running at 5 miles per hour.
8 0
4 years ago
Can i have some help
Marina CMI [18]
For 1. If two lines are parallel, the slopes are the same.
If two lines are perpendicular, the slopes are the opposite reciprocal, or is -1.
2. The answer is 3/2. Because in a perpendicular slope of a line, it has to be opposite sign and the reciprocal.
3.It is parallel.
because first we solve 6x-3y=8
We move the 6x to the other side, making it -6x
Now we have -3y=-6x+8
We use the y=Mx+b
-3y=-6x+8
Then we divide by -3
answer: y= 2x-8/3
now compare
y=2x+3
and
y=2x-8/3
With this we know it’s parallel because it’s the same slope but different y-intercept .

-I hope I helped:,)
4 0
3 years ago
The figure below shows a 39-inch ramp that is attacked to a deck.
Lelu [443]

Answer:

15 inches

Step-by-step explanation:

1. Use the Pythagorean Theorem: a^2+b^2=c^2

You are already given c (the longest side) and one of the legs which could be a or b.

2. Plug the numbers into the formula and square them.

a^2 + 36^2 = 39^2

Squaring the numbers gives you: a^2 + 1,296 = 1,521

3. Subtract 1,296 from both sides and take the square root of the result.

a^2 = 225

\sqrt{225} = 15

6 0
4 years ago
Read 2 more answers
Before we can make the mashed potatoes, we need to boil some water. The water starts out at room temperature, 70° F, and increas
Karolina [17]

Answer:

Part a) y=50t+70

Part b) t=2.84\ min

Step-by-step explanation:

Part a) Create a linear equation

Let

t ----> the time in minutes

y ---> the temperature in °F

we know that

The linear equation in slope intercept form is equal to

y=mt+b

where

m is the slope or unit rate of the linear equation

b is the y-intercept or initial value of the linear equation

In this problem we have

The slope m is equal to

m=50\° F\ per\ minute

The y-intercept is

b=70\° F

substitute

y=50t+70

Part b) How many minutes until the water boils at 212° F?

For y=212° F

substitute in the linear equation and solve for t

212=50t+70

50t=212-70

50t=142

t=2.84\ min

6 0
3 years ago
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