2 years ago

Need help ASAP thanks only answer if you know please don’t answer just for points I need help

1 answer:

4 0

Answer- 30

Step-by-step explanation:

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weeeeeb [17]

Answer:

The product is the difference of squares is $\left(xy-9\right)\left(xy+9\right)={{x}^2}{{y}^2}-81$

Step-by-step explanation:

Explanation

$\begin{aligned}&(x y-9)(x y+9)=(x y)^{2}-(9)^{2} \\&(x y-9)(x y+9)=x^{2} y^{2}-81\end{aligned}$

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1 year ago

nata0808 [166]

Answer:

Step-by-step explanation:

Hope this helps. . .

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2 years ago

vladimir1956 [14]

Answer:

-2

Step-by-step explanation:

Subtracting a negative number is adding the positive number of that

-3 + 1 += -2

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2 years ago

zhannawk [14.2K]

Answer:

$x^{2} +9x+20$

Step-by-step explanation:

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2 years ago

Reptile [31]

The answer has to be C

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3 years ago