Answer:
16
Step-by-step explanation:
a = 5
b = 3
a - b = 2
▪︎5 - 3 = 2
ab = 15
▪︎5(3) = 15
a^2 - b^2 = ?
5^2 = 25
3^2 = 9
25 - 9 = 16.
a^2 - b^2 = 16.
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