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meriva
3 years ago
10

Is x2+8x+16 a perfect square?

Mathematics
2 answers:
aniked [119]3 years ago
8 0

Answer:

It is a perfect square.

Step-by-step explanation:

Dima020 [189]3 years ago
7 0

Answer:

yes, it's factors are (x+4)²

Step-by-step explanation:

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In ΔXYZ the measure of
Delicious77 [7]

Answer:

tan X = \frac{39}{80}

Step-by-step explanation:

tan X = \frac{opposite}{adjacent} = \frac{YZ}{XZ} = \frac{39}{80}

4 0
3 years ago
What is the value of X in degrees?<br> A.13.8<br> B.16<br> C.20<br> D.24
Jlenok [28]

Answer:

B. 16 degrees

Step-by-step explanation:

Because all of the angles in a triangle add up to 180 degrees, you can set up an equation for this problem:

2x - 10 + 4x + 46 + 3x = 180

Start by consolidating everything by adding like terms.

9x + 36 = 180

Then subtract 36 from both sides.

9x = 144

Then divide both sides by 9 to get your x.

x = 16

4 0
3 years ago
A 20,000 deposit earns 4.8 interest for 4 years . What is the final account balance if the interest is compounded semiannually ?
Bad White [126]

Answer:

Semi-annually: A = $24 178.51

Quarterly:         A = $24 205.73

Monthly:           A = $24 224.13

Step-by-step explanation:

The formula for compound interest is

A = P(1 + r)ⁿ

A. Compounded semi-annually

Data:

P = $20 000

APR  = 4.8 %

t = 4 yr

Calculations:

n = 4 × 2 = 8

r = 0.048/2  = 0.024

A = 20 000(1+ 0.024)⁸

  = 20 000 × 1.024⁸

  = 20 000 × 1.208 926

  = $24 178.51

B. Compounded Quarterly

n = 4 × 4 = 16

r = 0.048/4  = 0.012

A = 20 000(1+ 0.012)¹⁶

  = 20 000 × 1.012¹⁶

  = 20 000 × 1.210 286

  = $24 205.73

C. Compounded monthly

n = 4 × 12 = 48

r = 0.048/12  = 0.004

A = 20 000(1+ 0.004)⁴⁸

  = 20 000 × 1.004⁴⁸

  = 20 000 × 1.211 207

  = $24 224.13

4 0
4 years ago
Recycling Center A processes aluminum at a rate of 100 pounds per hour, while Recycling Center B processes aluminum at a rate of
maria [59]
I believe it is Recycling center A
6 0
3 years ago
Read 2 more answers
Find the measures of ∠X and ∠Y.
mojhsa [17]

Answer:

so u see

Step-by-step explanation:

3 0
3 years ago
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