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xenn [34]
3 years ago
11

16x³-128y³pls answer fast​

Mathematics
2 answers:
ryzh [129]3 years ago
8 0

Answer:

16x³-128y³

2((2x)³-(4y)³)

<u>2(</u>2x-4y)(4x²+8xy+16y²)

2×2×4(x-2y)(x²+2xy+4y²)

<u>1</u><u>6</u><u>(</u><u>x</u><u>-</u><u>2</u><u>y</u><u>)</u><u>(</u><u>x</u><u>²</u><u>+</u><u>2</u><u>x</u><u>y</u><u>+</u><u>4</u><u>y</u><u>²</u><u>)</u>

<u>i</u><u>s</u><u> </u><u>your</u><u> </u><u>answer</u><u> </u><u>i</u><u>n</u><u> </u><u>f</u><u>a</u><u>c</u><u>t</u><u>o</u><u>r</u><u> </u><u>f</u><u>o</u><u>r</u><u>m</u><u>.</u>

777dan777 [17]3 years ago
8 0

Answer:

16 (x - 2y)(x^2 + 2xy + 4y^2).

Step-by-step explanation:

I guess you want to factor this.

The GCF  is 16 so we have:

16(x^3 - 8y^3).

Using the identity a^3 - b^3 = (a - b)(a^2 + ab + b^2) we have:

16 (x - 2y)(x^2 + 2xy + 4y^2).

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