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valentinak56 [21]
3 years ago
9

Hence, or otherwise, simplify fully (x² + 4) - (x - 2)2

Mathematics
1 answer:
raketka [301]3 years ago
6 0

Answer:

fully simplified answer: x^2-2x+8

Step-by-step explanation:

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Another Assignment im missing so can anyone help this is my last math assignment?
stiks02 [169]

Answer:

30. $<u>25.42</u>

31.  $<u>21.48 </u>

32. $<u>23.06</u>

Step-by-step explanation:

30.  8.54+7.50+9.38 = 25.42

31.  6.99+5.99+8.50 = 21.48

32.   8.50+5.33+9.23 = 23.06

8 0
3 years ago
Linda made $180 for 12 hours of work.
Vinil7 [7]

Answer:

I believe its 9 hours.

Step-by-step explanation:

Divide 180 by 12 to get 15

So Linda makes 15 dollars an hour

Then divide 135 by 15 to get 9

Linda would need to work 9 hours to get $135

6 0
3 years ago
If f(x) = 3x - 2 and g(x) = 2x + 1, find (f - g)(x).
Arada [10]

Answer:

A. x - 3

Step-by-step explanation:

(f - g)(x) = f(x) - g(x)

(f - g)(x) = (3x - 2) - (2x + 1)

(f - g)(x) = 3x - 2x - 2 - 1

(f - g)(x) = x - 3

6 0
3 years ago
Chang knows one side of a triangle is 13 cm. Which set of two sides is possible for the lengths of the other two
Ludmilka [50]

Answer:

8 cm and 9 cm

Step-by-step explanation:

Hi there!

The sum of the lengths of two sides of a triangle must <em>always be greater</em> than the length of the third side.

5 cm and 8 cm ⇒ 5+8=13; not greater than 13

6 cm and 7 cm ⇒ 6+7=13; not greater than 13

7 cm and 2 cm ⇒ 7+2=9; not greater than 13

8 cm and 9 cm ⇒ 8+9=17; greater than 13

Therefore, the last set of two sides is possible for the lengths of the the other two sides of this triangle.

I hope this helps!

6 0
3 years ago
Read 2 more answers
clark made a model of his house. his house is 30 1/2 feet long. the dimensions of the model were 1/25 the dimensions of clarks a
balandron [24]

Answer:

1.22 feet, or 1  11/50 ft

Step-by-step explanation:

Find 1/25 th of 30 1/2 feet:

 1        61 ft

----- * ---------- = 1.22 feet, or 1  11/50 ft

25      2

The length of the model is  1.22 feet, or 1  11/50 ft

7 0
4 years ago
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