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Oduvanchick [21]
3 years ago
10

####Worth 20 pts####

Mathematics
1 answer:
sattari [20]3 years ago
3 0
<span>1. y^2 - y - 2 = (y - 2)(y + 1) (Answer is G)
2. 3y^2 - 27 = 3(y^2 - 9) = 3(y+3)(y - 3) </span>(Answer is D)<span>
3. y^4 - 16 = (y^2 + 4)(y^ - 4) = (y^2 + 4)(y + 2)(y - 2) </span>(Answer is A)<span>
4. y^2 - 12y + 36 = (y - 6)^2 </span>(Answer is F)<span>
5. -4y^2 + 8y + 32 = -4(y^2 - 2y - 8) = -4(y+2)(y - 4) </span>(Answer is B)<span>
6. 5y - 2 + 4y^2 - 4 = 4y^2 + 5y - 6 = (4y - 3)(y + 2) </span>(Answer is C)
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Quadrilateral wxyz is a paralelogram if w=50<br> what is wzy
slega [8]
It means different digits.
W=50 would count as one of the digits.
Now you have to figure out what “XYZ” is.
8 0
2 years ago
Find the area of the parallelogram.<br> 1.<br> 4 m<br> 4 m
PolarNik [594]

Answer:

8m

Step-by-step explanation:

Doblehin mo

1+1=2

2+2=4

4+4=8

tnx me later and pa brainliest

7 0
4 years ago
HELP 60 POINTS<br> simplify the complex numbers problem <br> (8-2i)-(-3+1)
Anvisha [2.4K]
The answer is 10-2i. Solve whats it the second parenthesis, remove the first parenthesis, and then add the 2 (from -3+1)
4 0
3 years ago
12. Find the measure of each interior angle of triangle QRT.
Veseljchak [2.6K]

Answer:

\angle QRT=125.6\°

\angle RTQ=6.4\°

\angle TQR=48\°

Step-by-step explanation:

It is important to remember that, by definition, the measure of an exterior angle of a triangle is equal to the sum of the measures of the two non-adjacent interior angles.

In this case we can idenfity that the angle 17x is an exterior angle of the triangle QRT. Then:

17x=\angle RTQ+\angle TQR

Where:

\angle RTQ=2x\\\\\angle TQR=48\°

Substituting values and solving for "x", we get:

17x=2x+48\\\\17x-2x=48\\\\15x=48\\\\x=3.2

Then:

17x=17(3.2)=54.4\°\\\\\\\angle RTQ=2(3.2)=6.4\°

The sum of the interior angles of a triangle is 180°, therefore:

\angle QRT+\angle RTQ+\angle TQR=180

Solving for \angle QRT, we get:

\angle QRT=180-48-6.4=125.6\°

8 0
4 years ago
Which sum or difference is modeled by the algebra tiles?
Anni [7]

Answer:

Option A) (-x^2 - 2x + 4)-(x^2 + 2x +1)= -2x^2-4x +3 is modeled by the algebra tiles

Step-by-step explanation:

Given (-x^2 - 2x + 4)-(x^2 + 2x +1)= -2x^2-4x + 3

To verify that the given sum or difference is modeled by the algebra tiles

Now applying the algebraic sum operations we get

(-x^2 - 2x + 4)-(x^2 + 2x +1)=-x^2 - 2x + 4 - x^2 - 2x -1

= -2x^2-4x + 3   ( using algebraic sum operations )

Therefore (-x^2 - 2x + 4)-(x^2 + 2x +1)=-2x^2-4x + 3

Option A)  (-x^2 - 2x + 4)-(x^2 + 2x +1)=-2x^2-4x + 3 is modeled by the algebra tiles

7 0
3 years ago
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