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Rufina [12.5K]
2 years ago
10

Which graph represents the system of equations? y = -2x + 1 y =-2x^2+1

Mathematics
1 answer:
balandron [24]2 years ago
8 0

Answer:

(0,1) (1,-1)

Second graph on top row is your answer.

Step-by-step explanation:

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Dionne builds a pattern that is represented by the equation b = 2f + 6, where f is the figure number of the pattern and b is the
GenaCL600 [577]

I don't know i just want some points

Step-by-step explanation:

well thank you anyways hope someone else can help you i am sorry.

7 0
3 years ago
Point R is located on segment QS. If QR = 10 and RS = 7, what is the measure of QS?
Vadim26 [7]

Answer:

QS = 17 units

Step-by-step explanation:

Given:

R located at QS

QR = 10

RS = 7

Find:

Measure of QS

Computation:

QS = QR + RS

QS = 10 + 7

QS = 17 units

6 0
3 years ago
How many square meters are there in a floor that is 9 meters long by 14 meters wide?
antoniya [11.8K]

Answer:

126 sq. meters

Step-by-step explanation:

A = lw

= 9(14)

= 126 sq. meter

7 0
2 years ago
A class is made up of 10 boys and 4 girls. Half of the girls wear glasses. A student is selected at random from the class. What
Andreas93 [3]

Hi!

Add the student together to get the number of students

10+4 = 14

Divide the girls by half

4/2 = 2

2/14 is the answer for this question.

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4 0
3 years ago
5.b) If z^(1/2)=x^(1/2)+y^(1/2) , show that (x+y-z)^2=4xy
Rudik [331]

Answer:

Step-by-step explanation:

  • (x+y-z)²= 4xy
  • (x+y-z)²- 4xy = 0
  • (x+y-z)²-(2√x√y)² = 0
  • (x+y-z-2√x√y)(x+y-z+2√x√y) =0
  • [(√x-√y)²-z]*[(√x+√y)²-z]=0
  • (√x-√y)²-z = 0 or (√x+√y)²-z = 0

We have : z^(1/2)= x^(1/2)+y^(1/2) ⇒ √z = √x + √y ⇒ z = (√x + √y)²

  • so (√x+√y)²-z = 0

so (x+y-z)²= 4xy

3 0
3 years ago
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