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sladkih [1.3K]
3 years ago
7

ILL GIVE BRAINLIEST!!!!!

Mathematics
2 answers:
Anna11 [10]3 years ago
4 0

Answer:

1. 2x^2+5x+3   2.3x^2-13x-10    3.10^2+12x+2

Step-by-step explanation:

trust

and plz mark brainliest

coldgirl [10]3 years ago
3 0

Answer:

The answer to question 3 is : 2x^2 + 5x + 3

Step-by-step explanation:

The FOIL method is multiplying the first variables, the outside variables, the inside variables and the last variables.

(2x + 3)(x + 1)

F = 2x times x = 2x^2

O = 2x times 1 = 2x

I = 3 times x = 3x

L = 3 times 1 = 3

2x^2 + 5x + 3

I'll leave the rest to you. You got this!

You might be interested in
Which shows a factor of 100b2 - 144a4?10b - a.12a
Likurg_2 [28]
I would say. C
Since 100 factor is 10b. And -144 is 12a^2
hope this helps and you get it right
7 0
4 years ago
Solve the system by substitution.<br> 10x + 5y = -50<br> y = -x
Pie

Answer:

(1,-12)

Step-by-step explanation:

-10+5y=-50

5y=-60

y=-12

10x-60=-50

10x=10

x=1

8 0
3 years ago
A flagpole that was originally 24 feet tall has cracked 9 feet from the ground and has fallen as if hinged. Find
Dimas [21]
The top of the flag pole touched the ground 12 feet from the base.

Since it cracked 9 feet from the base, 9 is the vertical leg of the right triangle formed.  The rest of the flagpole, 24-9=15, is the hypotenuse, as it is slanted down to the ground.  The missing side is the horizontal leg, which we will call b:

9²+b²=15²
81+b²=225

Subtract 81 from both sides:
81+b²-81=225-81
b²=144

Take the square root of both sides:
√b²=√144
b=12
8 0
4 years ago
3y (x + x^2 - y)<br> i need help :(((
Inessa [10]

Answer:

3yx+3yx^2-3y^2

Step-by-step explanation:

8 0
3 years ago
Please help 18 points.!<br> I need to know what goes in the three boxes.
timofeeve [1]

Answer:

The first box is 1 then 2 / 8 for the last

Step-by-step explanation:

It's:

1

-

8

Then

2

_

8

Because 4 x 2 = 8 for the denominator

and 1 x 2 = 2 for the numerator

6 0
3 years ago
Read 2 more answers
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