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damaskus [11]
3 years ago
10

Directions: Please choose ONE (you may answer all if you would like) question. Make sure to EXPLAIN your work. NO EXPLANATION=NO

FULL CREDIT
Is the table proportional? Explain why or why
not.
If it is proportional, what is the constant of
proportionality?
What is the equation?
Mathematics
1 answer:
adelina 88 [10]3 years ago
3 0

Answer:

Is the table proportional? Explain why or why not

Step-by-step explanation:

No, because all the ratios of y to x are not equal.

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A roll of ribbon is 32 cm long. How many pieces 1 cm long can be cut from the roll?
White raven [17]

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32 pieces

Step-by-step explanation:

Since it's 32 cm long, there are 32 1cm, so 32 pieces

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If 5 pizzaz cost 60$ how much will 9 pizzas cost
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9 pizzas will cost $108

Step-by-step explanation:

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Please simplify<br> 12c – 15 + 6c -3d -1 + 3d
levacccp [35]
12c - 15 + 6c - 3D - 1 + 3d
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Given: Quadrilateral PQRS is a rectangle. Prove: PR = QS Reason Statement 1. Quadrilateral PQRS is a rectangle. given 2. Rectang
Alex73 [517]

Answer:

Step-by-step explanation:

Given:  Quadrilateral PQRS is a rectangle.

To prove: PR = QS

Proof: 1.  Quadrilateral PQRS is a rectangle(Given).

2. Rectangle PQRS is a parallelogram (Definition of a rectangle).

3. QP ≅ RS QR ≅ PS (Opposite angles of parallelogram are equal).

4. m∠QPS = m∠RSP = 90° (definition of a rectangle)

5. Δ PQS ≅ ΔSRP (SAS criterion for congruence)

6. PR ≅ QS (Corresponding sides of congruent triangles are congruent).

7. PR = QS (Congruent line segments have equal measures).

6 0
3 years ago
Read 2 more answers
Y = 1/(x² + c)
Gennadij [26K]

Answer:

y(x)=\frac{1}{x^2-1}

x\in (1,\infty)

Step-by-step explanation:

We are given that one parameter family of solution of the first order DE

y=\frac{1}{x^2+c}

DE

y'+2xy^2=0

y(2)=\frac{1}{3}

Substitute x=2

\frac{1}{3}=\frac{1}{2^2+c}

\frac{1}{3}=\frac{1}{4+c}

4+c=3

c=3-4=-1

Substitute the value of c

y(x)=\frac{1}{x^2-1}

Solution is defined for all  values of x except x=\pm 1

Therefore, by unique existence theorem

The largest interval on which the solution is defined

x\in (1,\infty)

7 0
3 years ago
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