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BartSMP [9]
2 years ago
4

What is an excess-3 BCD code? Which shortcoming of the 8421 BCD code is overcome in the excess-3 BCD code? Illustrate with the h

elp of an example.
Mathematics
1 answer:
V125BC [204]2 years ago
6 0

Answer:

1. The excess-3 code (or XS3) is a non-weighted code used to express code used to express decimal numbers.

I'm sorry I don't know the answer to number 2..

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In the diagram shown of circle A, tangent MB is drawn along with chords BAC and BF . Secant MFE intersects BAC at G. It is known
mote1985 [20]

Answer:

  • arc BF = 76°
  • ∠M = 31°
  • ∠BGE = 121°
  • ∠MFB = 111°

Step-by-step explanation:

(a) ∠FBM is the complement of ∠FBC, so is ...

  ∠FBM = 90° -52° = 38°

The measure of arc BF is twice this angle, so is ...

  arc BF = 2∠FBM = 2(38°)

  arc BF = 76°

__

(b) ∠M is half the difference between the measures of arcs BE and BF, so is ...

  ∠M = (1/2)(138° -76°) = 62°/2

  ∠M = 31°

__

(c) arc FC is the supplement to arc BF, so has measure ...

  arc FC = 180° -arc BF = 180° -76° = 104°

∠BGE is half the sum of arcs BE and FC, so is ...

  ∠BGE = (1/2)(arc BE +arc FC) = (138° +104°)/2

  ∠BGE = 121°

__

(d) ∠MFB is the remaining angle in ∆MFB, so has measure ...

  ∠MFB = 180° -∠M -∠FBM = 180° -31° -38°

  ∠MFB = 111°

3 0
2 years ago
The dot plots show the number of first cousins the boys and girls in Miss Campbell‘s class have. Based on the dot plot, which se
FromTheMoon [43]

Answer:

its the threed one.

Step-by-step explanation:

3 0
2 years ago
Which situation could be represented by the graph?
Y_Kistochka [10]

Answer:

A program at a community college can be completed in no fewer than 8 months, but must be completed in less than 11 months.

Step-by-step explanation:

1. The closed dot means the number is equal to and the open dot means the number is less/ greater than

2. The line goes right from the 8 with a closed dot, making x greater than or equal to 8

3. The line goes left from the 11 with an open dot, making x less than ll

4. This means the number must be equal to or greater than 8, and less than 11

9 0
2 years ago
Read 2 more answers
Which is equivalent to (4 x y minus 3 z) squared, and what type of special product is it?
Yuliya22 [10]

Answer:

16x^{2}y^{2}-24xyz+9z^2

It is a perfect square trinomial.

Step-by-step explanation:

The square of a binomial can be solved like this:

(a+b)^2=a^2+2ab+b^2

We have the expression:

(4xy-3z)^2

Then, we consider a and b as:

a=4xy\\ b=-3z

The solution would be:

a^2=(4xy)^2=4^2x^2y^2=16x^2y^2

b^2=(-3z)^2=(-3)^2z^2=9z^2

2ab=2(4xy)(-3z)=-24xyz

(4xy-3z)^2=16x^2y^2-24xyz+9z^2

8 0
2 years ago
Read 2 more answers
If Jean’s weekly income doubled she would be making $120 a week more than Barbara. Jean’s
hjlf
The answer is letter c because she makes $240.
5 0
2 years ago
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