Question

Find the value of 11.5 into 10.5 using the product a plus b a minus b equal a square minus b square

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

(a+b) (a-b)

(11.5+10.5) (11.5-10.5)

(21.0)( 01.0)

21.0×01.0

21.00is anwer