Question

(7-2√3) (7+2√3)
multiply and simplify using the formula:
(a+b) (a+b)= a² + b²

Answer 1

Answer:

37

Step-by-step explanation:

(7-2√3)(7+2√3)=7×7-2√3×2√3

=49-12

=37

Answer 2

Answer:

37

Step-by-step explanation:

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