Math, asked by shrutishreya1204, 8 months ago

13.
16(a + b)2 - 9(a - b)2

Answers

Answered by BaljitBhamra

2

Answer:

7a + 50b

Step-by-step explanation:

16(a+b) 2-9(a - b) 2

16a + 16b * 2 - 9a +9b * 2

16a + 32b - 9a + 18b

16a -9a +32b +18b

7a + 50b

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