Write a quadratic equation x with the solution 4 and -9

1 answer:

Maslowich4 years ago

7 0

Answer:

Step-by-step explanation:

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andreyandreev [35.5K]

Answer:

20??? wow I feel stupid I forgot how to do everything

4 0

3 years ago

laila [671]

$\bf _nC_r=\cfrac{n!}{r!(n-r)!}\qquad 
\begin{cases}
n=20\\
r=18
\end{cases}\implies _{20}C_{18}=\cfrac{20!}{18!(20-18)!}$

6 0

4 years ago

denpristay [2]

Well , y = mx + c

so, putting values, 3 = 0 + c

c = 3

so, y= 3

hope it helped

7 0

3 years ago

motikmotik

The answer is C. 4/3

7 0

3 years ago

Lyrx [107]

Decimal and fraction are not that hard I can probably help u

3 0

4 years ago