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nadya68 [22]
3 years ago
13

Hey good morning I need help ASAP thank you guys

Mathematics
1 answer:
mafiozo [28]3 years ago
8 0

Answer:

B. x = 2.77

Step-by-step explanation:

3^x = 21

You first look for a base for 21 that is 3 to the power of something.

21 = 3^2.77

So 3^x = 2^2.77

They have the same base so

x= 2.77

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WILL GIVE 100 POINTS
Naily [24]

Answer: Hello this is my first time answering!  

DA= 4.5

CB=4.5

XY=9

If YZ=8 then CD=4

Perimeter of trapezoid ABCD=19

Perimeter of trapezoid WXYZ=38

Step-by-step explanation:

I am almost positive the scale is 0.5/1 this means that for DA it would be 4.5.  Of course, if DA was 4.5 then so would CB.  Everything is half of the second trapezoid.  

Thanks!

4 0
3 years ago
Read 2 more answers
How i can answer this question, NO LINKS, if you answer correctly i will give u brainliest!
mel-nik [20]

Answer:

The answer is 8

x=3

4^3/2^3=8

6 0
3 years ago
Solve for d:<br> 2d+1/6=6(1/3d+1)
taurus [48]
2d+1/6=2d+6 (I distributed the 6 to what was in the parentheses)
2d-2d=6-1/6 (I subtracted 2d from both sides to get the variables on one side and               1/6 from both sides to get the variables by themselves)
0=35/6 (combined like terms)
0=35/6 is an untrue statement so x doesn't exist

7 0
3 years ago
Read 2 more answers
The y-value of y = tan(x) when x = -90° and x = 90° is 0.<br><br> True<br><br> False
Lyrx [107]
We know, Tanx = sinx / cosx
Tan 90 = sin90 / cos 90
Tan 90 = 1/0

As zero is in the denominator, it can't be defined.

In short, Your Answer would be: "False"

Hope this helps!
5 0
4 years ago
1) Which product is negative?
konstantin123 [22]

Answer:

1) B

2) A

3) A

4) C

5) A


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