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denpristay [2]
3 years ago
9

As a first step in solving the system shown, Yumiko multiplies both sides of the equation 2x – 3y = 12 by 6. By what factor shou

ld she multiply both sides of the other equation so that she can add the equations and eliminate a variable?
5x + 6y = 18
2x – 3y = 12

factor: ?
Mathematics
1 answer:
adoni [48]3 years ago
4 0

Answer:

After multiplying both sides of the first equation by 6, Yumiko would obtain:

12x−18y=72

12x−18y=72

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Algebra 2A Help !<br><br> Tadakimasu ~
Ludmilka [50]
Function is p(x)=(x-4)^5(x^2-16)(x^2-5x+4)(x^3-64)

first factor into (x-r1)(x-r2)... form

p(x)=(x-4)^5(x-4)(x+4)(x-4)(x-1)(x-4)(x^2+4x+16)
group the like ones
p(x)=(x-4)^8(x+4)^1(x-1)^1(x^2+4x+16)

multiplicity is how many times the root repeats in the function
for a root r₁, the root r₁ multiplicity 1 would be (x-r₁)^1, multility 2 would be (x-r₁)^2 

so

p(x)=(x-4)^8(x+4)^1(x-1)^1(x^2+4x+16)
(x-4)^8 is the root 4, it has multiplicity 8
(x-(-4))^1 is the root -4 and has multiplicity 1
(x-1)^1 is the  root 1 and has multiplity 1
(x^2+4x+16) is not on the real plane, but the roots are -2+2i√3 and -2-2i√3, each multiplicity 1 (but don't count them because they aren't real

baseically

(x-4)^8 is the root 4, it has multiplicity 8
(x-(-4))^1 is the root -4 and has multiplicity 1
(x-1)^1 is the  root 1 and has multiplity 1

7 0
3 years ago
please help meeee !!!
Len [333]

Answer:

D or A

Step-by-step explanation:

Hope this helps

7 0
3 years ago
Read 2 more answers
(x + 1)2 + (y - 3)2 = 36<br> What is the radius?
NARA [144]

Answer:

6

Step-by-step explanation:

Any circle in the form

(x+\alpha)^2 + (y+\beta)^2 = r^2

Where r^2 is the radius squared, so

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r=6

5 0
3 years ago
You borrow $3,000 from the bank to buy your first car. The interest rate is 5%. How much money will you owe the bank at the end
melamori03 [73]

Answer: 3000 multiplied by 0.05

and u get  you get the 0.05 by dividing 5 by 100.

Step-by-step explanation:

8 0
3 years ago
Triangles and angles<br> Pls help
AleksandrR [38]

Answer:

The two bottom angles of this triangle are both represented by the same variable, in this case, an x. This means, that both of the bottom angles are equal to each other.

So we have:

32 + x + x = 180 (since the TOTAL angles of a triangle adds up to 180)

32 + 2x = 180 (combine the 2 x's together)

2x = 148 (subtract a 32 from both sides)

x = 74

Let me know if this helps!

4 0
3 years ago
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