Question

Simplify: (2.5p – 1.5q)² – (1.5p – 2.5q)²​

Answer 1

(2.5p−1.5q)2−(1.5p−2.5q)2

Distribute:

=6.25p2+−7.5pq+2.25q2+−2.25p2+7.5pq+−6.25q2

Combine Like Terms:

=6.25p2+−7.5pq+2.25q2+−2.25p2+7.5pq+−6.25q2

=(6.25p2+−2.25p2)+(−7.5pq+7.5pq)+(2.25q2+−6.25q2)

=4p2+−4q2

Answer:

=4p2−4q2

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Answer 2

Answer:

Answer is as follows:

Step-by-step explanation:

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