autumncoloredleaves autumncoloredleaves

21-12-2018
Mathematics

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10x^2 − 9y^2 is not the difference of two squares. Identify the correct explanation for this statement.

A Neither 9y^2 nor 10x^2 are perfect squares.
B 10x^2 is not a perfect square.
C 9y^2 is not a perfect square.
D Both 9y^2 and 10x^2 are perfect squares.

Respuesta :

jimrgrant1 jimrgrant1

21-12-2018

Answer:

B

Step-by-step explanation:

9y² is a perfect square since [tex]\sqrt{9y^2}[/tex] = 3y

10x² is not a perfect square since [tex]\sqrt{10x^2}[/tex] = [tex]\sqrt{10}[/tex] x

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