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Factorise the following:

(4x−15)2−(x+12)2 with steps

Sagot :

Answer:

8x-30-2x+24

Step-by-step explanation:

First, factor the first parentheses.  Distribute 2 to 4x, and then to 15, giving you 8x-30.

Next, factor the 2nd parentheses.  Distribute 2 to x, and then to 12, giving you 2x+24.

Now, write the new equation: 8x-30-2x+24

Answer:

6x - 54

Step-by-step explanation:

(4x − 15)2 − (x+12)2,

8x - 30 - 2x - 24,

6x - 54