Question

How do you multiply: (3x2−11)(3x2+11)?

Answer 1

(3×2-11)(3×2+11)

=(6-11)(6+11)

=(-5)(17)

=-85

Hpe it hlps u

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Answer 2

${x}^{2} - {y}^{2} =( x + y)(x - y) \\ ({3 {x}^{2} })^{2} - {11}^{2} \\ 9 {x}^{4} - 121$

HOPE help you