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Airida [17]
3 years ago
12

Find the value of the polynomial-x -x^2+3x+2 what x =-4

Mathematics
1 answer:
Lelechka [254]3 years ago
4 0
I got 270. hope this helped
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Find the length of the hypotenuse. Round your<br> answer to the nearest hundredth.
sergij07 [2.7K]

Answer:

8.06

Step-by-step explanation:

a^2 + b^2 = c^2

4^2 + 7^2 = c^2

16 +  49 = c^2

65= c^2

Find the square root of 65

8.06

3 0
3 years ago
2. It takes 39,090 gallons of water to manufacture a new car. Sammy thinks that rounds up to about 40,000
Ainat [17]

Answer:

Susie rounded to the nearest thousandth.

Step-by-step explanation:

since the 100th place is 0 it would round down to 39,000 when you are rounding to the nearest thousand.

8 0
3 years ago
The following chart shows the number of concert tickets sold and the profit earned. What is the slope of the line through these
Black_prince [1.1K]

Answer:

C.) 4

Step-by-step explanation:

y2 - y1/x2 - x1

m = 160 - 80/60 - 40

m = 80/20

m = 8/2

m = 4/1

m = 4

8 0
3 years ago
The figure below shows three uniform objects: a rod with m1 = 7.00 kg, a right triangle with m2 = 3.70 kg, and a square with m3
navik [9.2K]
The answer is 

G = [m1(veca1a2) + m2 (veca3a4) + m3veca5a6)] /  (m1 + m2  + m3) 

G= m1x5 + m2 x 4sqrt (2) + m3x 3sqrt (2)  / 16  =  35 +4 x 3.7x sqrt (2) + 5.3 x3 4sqrt (2) / 16 =35 + 36<span> sqrt (2) / 16
G = 53.09
LOOK AT THE IMAGE

</span>

6 0
3 years ago
Subtract<br> (2+8i)-(7+2i)
Mkey [24]
2 - 7 = -5
8i - 2i = 6i

-5 + 6i is your answer

hope this helps
3 0
3 years ago
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