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Hunter-Best [27]
3 years ago
15

What number should be added to this expression to change it into a perfect square trinomial?

Mathematics
2 answers:
Reptile [31]3 years ago
4 0
C. 4 makes this equation a perfect trinomial
Licemer1 [7]3 years ago
3 0
C. 4 because 4 is a perfect square, as well as x^2 and 4x


I hope that helps!
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Help______________________________________
ser-zykov [4K]

The right step followed in the system to get he equations is (D). To get the system B. The second equation in system A was replaced by the sum of that equation and the first equation multiplied by 6. The solution to system B will be the same as the solution of system A.

<h3>Meaning of Simultaneous Equation.</h3>

A simultaneous equation can be defined as an equation that possesses two unknowns and one constant.

The solution to the problem can only be gotten by solving it side by side with another equation of the same format.

In conclusion, The right step followed in the system to get he equations is (D). To get the system B. The second equation in system A was replaced by the sum of that equation and the first equation multiplied by 6. The solution to system B will be the same as the solution of system A.

Learn more about simultaneous equation: brainly.com/question/148035

#SPJ1

3 0
1 year ago
Horace is running a race. He wonders how fast he is running.
zlopas [31]

Answer:

C. Kiometers per hour. I think

4 0
3 years ago
WHAT IS THE MEASURE OF ANGLE F?
MArishka [77]

Answer:

Hello! answer: 25

Step-by-step explanation:

x = 56 because... 56 - 31 = 25 56 + 43 = 99 and x = 56 so 56 + 25 + 99 = 180 Hope that helps!

5 0
2 years ago
AABC ~ADEF<br> F<br> 21<br> D<br> B<br> N<br> 28<br> E<br> C<br> Solve for N.<br> 28 = ☆<br> N=[?]
sergij07 [2.7K]

Answer:

N = 3

Step-by-step explanation:

\frac{28}{4}  =  \frac{21}{N}  \\  \\ 28N = 21 \times 4 \\ 28N = 84 \\  \\ N =  \frac{84}{28}  \\  \\ N = 3

I hope I helped you^_^

8 0
3 years ago
Does the point ( 2, 1 ) satisfy the equation y = 2x?
densk [106]

Answer:

No.

Step-by-step explanation:

Y=2x goes up twice and to the right once, it passes through the origin, therefore it won't touch or go pass by point (2,1)

6 0
3 years ago
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