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serg [7]
2 years ago
9

Two numbers add to be 5 multiply to be -6

Mathematics
1 answer:
FrozenT [24]2 years ago
3 0

Answer:

-1, 6

Step-by-step explanation:

x + y = 5

xy = -6

Take first equation and rewrite it. y = -x + 5

Then substitute the new equation in the second one.

x(-x + 5) = -6

-x^2 + 5x + 6 = 0

Divide by -1

x^2 - 5x - 6

(x + 1)(x - 6) = 0

x = -1, 6

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Qual o resultado da subtração dos dois polinômios abaixo? (2x2 + 4x) (–2x2 + x – 6)
Len [333]

Answer:

-4x^4-6x^3-8x^2-24x

Step-by-step explanation:

\left(2x^2+4x\right)\left(-2x^2+x-6\right)\\

distribuir parênteses

=2x^2\left(-2x^2\right)+2x^2x+2x^2\left(-6\right)+4x\left(-2x^2\right)+4xx+4x\left(-6\right)

Aplicar regras de menos mais ;+\left(-a\right)=-a

=-2\times\:2x^2x^2+2x^2x-2\times\:6x^2-4\times\:2x^2x+4xx-4\times\:6x

simplificar

-2\times\:2x^2x^2+2x^2x-2\times\:6x^2-4\times\:2x^2x+4xx-4\times\:6x:\\\quad -4x^4-6x^3-8x^2-24x

7 0
3 years ago
I do not understand this question I am confused!
kati45 [8]
H is the answer. This is because if you fold 3 in half it won't be equal.
6 0
3 years ago
Read 2 more answers
Answer these series of questions (please!!) i will give brainliest, 5 stars and crown
vovangra [49]

Answer:

1: 11/4

2: 24/5

3: 2 4/5

4: 55/9

5: 8 1/5

6: 28

7: 4 1/17

8: 54

9: 39 1/2

10: 1 3/4

Step-by-step explanation:

3 0
2 years ago
There are more answers please help
Dominik [7]

No you type the numbers press = and poof

3 0
3 years ago
Geometry help plz will mark brainliest.
Alex17521 [72]
I think it's 12x.
I'm not a 100% sure though, but I hope this helps. =^D
5 0
2 years ago
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