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bogdanovich [222]
3 years ago
8

IfA=−3n+2 andB=5n−7, what is the value of A−B, in simplest form?

Mathematics
1 answer:
alukav5142 [94]3 years ago
4 0

Answer:

Either -4n or 0n but most likely -4n

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How do ypu slove dis? <br>y^2(q-4) - c(q - 4)
Annette [7]
<span><span> y2(q-4)-c(q-4)</span> </span>Final result :<span> (q - 4) • (y2 - c) </span>

Step by step solution :<span>Step  1  :</span><span>Equation at the end of step  1  :</span><span><span> ((y2) • (q - 4)) - c • (q - 4) </span><span> Step  2  :</span></span><span>Equation at the end of step  2  :</span><span> y2 • (q - 4) - c • (q - 4) </span><span>Step  3  :</span>Pulling out like terms :

<span> 3.1 </span>     Pull out     q-4 

After pulling out, we are left with : 
      (q-4) • (<span> y2</span>  *  1 +( c  *  (-1) ))

Trying to factor as a Difference of Squares :

<span> 3.2 </span>     Factoring: <span> y2-c</span> 

Theory : A difference of two perfect squares, <span> A2 - B2  </span>can be factored into <span> (A+B) • (A-B)

</span>Proof :<span>  (A+B) • (A-B) =
         A2 - AB + BA - B2 =
         A2 <span>- AB + AB </span>- B2 = 
        <span> A2 - B2</span>

</span>Note : <span> <span>AB = BA </span></span>is the commutative property of multiplication. 

Note : <span> <span>- AB + AB </span></span>equals zero and is therefore eliminated from the expression.

Check : <span> y2  </span>is the square of <span> y1 </span>

Check :<span> <span> c1  </span> is not a square !! 
</span>Ruling : Binomial can not be factored as the difference of two perfect squares

Final result :<span> (q - 4) • (y2 - c) </span><span>
</span>
4 0
3 years ago
1. Escribe como potencia los siguientes productos y luego resuelve como se indica en el ejemplo. a) 6.6.6 = 6 3 = 216 f) 11.11=
alexandr402 [8]

Answer:

(Véase la explicación para mayores detalles/See the explanation for further details)

Step-by-step explanation:

a) Tres al cubo (Three to cube):

x = 3 \times 3 \times 3

x = 3^{3}

x = 27

b) Seis al cubo (Six to cube):

x = 6 \times 6 \times 6

x = 6^{3}

x = 216

c) Cinco al cuadrado (Five squared):

x = 5 \times 5

x = 5^{2}

x = 25

d) Ocho al cuadrado (Eight squared):

x = 8 \times 8

x = 8^{2}

x = 64

e) Dos a la quinta (Two to five):

x = 2 \times 2 \times 2 \times 2 \times 2

x = 2^{5}

x = 32

f) Diez a la cuarta (Ten to four):

x = 10\times 10 \times 10 \times 10

x = 10^{4}

x = 10000

3 0
3 years ago
6% of what number is 2.36
meriva

Answer:

39.3

Step-by-step explanation:

100 / 6 is about 16, 16.66667 to be exact:

2.36 * 16.66667 =  approx. 39.3

3 0
3 years ago
3x∧2±6x±x±20 sole by factorization
Trava [24]

Answer:

just look at the algebra formula and simplify to get your answer. Remember to use your powers well

8 0
2 years ago
Math grade 9 , Aor B or C or D fassst plzzz
grigory [225]

Answer:

where are your questions?

Step-by-step explanation:

but you let me choice, I choice B.

6 0
3 years ago
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