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timofeeve [1]
4 years ago
5

Expand (2x+y)(2x_y)​

Mathematics
1 answer:
OLga [1]4 years ago
7 0

Answer:

4 {x}^{2}  -  {y}^{2}

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Use the discriminant to determine the number of real solutions of the equation.<br> x^2 = -6x - 10
HACTEHA [7]

Answer:

No real solutions.

Step-by-step explanation:

x² + 6x + 10 = 0

a = 1

b = 6

c = 10

D = b² - 4ac = 6² - 4*1*10 = 36 - 40 = - 4

- 4 < 0,

so this equation has no real solutions.

8 0
3 years ago
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Rudik [331]

Answer:56

Step-by-step explanation:

with 16 into 55 do that math then put the number you got then put it into another 16 boom 56

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3 years ago
Use appropriate tools . How can you use a graph to determine that a relationship is not a function ?
sergey [27]

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by showing dots and correlations in a graph which will have an estimated slope, while not a definite one

Step-by-step explanation:

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3 years ago
Ahh, I need help again. I’m really bad at math. Someone please help me.
Reil [10]

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Hope this helps!

6 0
4 years ago
Bryce made a scale drawing of a shopping center. The scale of the drawing was
Zinaida [17]

Answer:

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1:4 meaning

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4 0
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