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expeople1 [14]
4 years ago
13

Determine the number of real solutions each quadratic equation has.

Mathematics
2 answers:
barxatty [35]4 years ago
6 0

Answer: no , two , no and one

Step-by-step explanation:

dalvyx [7]4 years ago
4 0

Answer:

y = 12x2 - 9x + 4 = No

10x + y = -x2 + 2  = Two

4y - 7 = 5x2 - x + 2 + 3y  = No

y = (-x + 4)2  = One

Step-by-step explanation:

Edge 2020

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Rahmir bought 18 pieces of candy. he gave1/6 of the apples to each of his 5 friends.how many apples did each friend get?
kvasek [131]
1/6 of 18 is 3, so each friend got 3
3 0
4 years ago
A rectangle has side lengths of (3x+6) inches and (2x-4) inches. Write an expression to represent the perimeter of the rectangle
MaRussiya [10]
If I understand the problem correctly, here's the answer:
2 (3x+6) + 2 (2x+4)=94
6x+12+4x+8=94
10x+20=94
10x=74
X=74/10
X=37/5
8 0
4 years ago
Read 2 more answers
Rachel is using grouping to find the factors of a quadratic expression. She has reached the step shown below. Determine the fact
Feliz [49]

Answer: First option is correct.

Step-by-step explanation:

Since we have given that

If the factored form is given by

(3x-4)(x+2)

Then its standard form will be given by

(3x-4)(x+2)\\\\=3x^2+6x-4x+8\\\\=3x^2+2x+8

if factored form is given by

(3x+2)(x+4)

Then its standard form will be given by

(3x+2)(x+4)\\\\=3x^2+12x+2x+8\\\\=3x^2+14x+8

Hence, only first option is correct.

5 0
4 years ago
Read 2 more answers
Repeated addition:<br> [ 1,3] + [1,3]+[1,3]= [a,b]<br> A=? B=?
sammy [17]

Answer:

I THINK a=3  b=9

Step-by-step explanation:

4 0
3 years ago
Write the equation of a line that is parallel to y = -x + 7
Gnoma [55]

Answer:

y= -x-3

Step-by-step explanation:

A line is parallel to another line if their slope is the same. In this case the slope is -1 (-x is basically -1x). So far we have y=-x+b (We dont know what b is yet). next we can insert the coordinate back into the equation y=-x+b where 1 is the y and -4 is the x.

We get...

y= -x+b

1= -(-4)+b

1=4+b

b=-3

Our final equation is y=-x-3

Hope this helped

4 0
3 years ago
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