Math, asked by jyotshanachaturvedi4, 9 months ago

Simplify (10 - 11):
10. (3x + 5)2 – (3x - 5)2

Answers

Answered by aaryaashtekar01

0

(3x+5)^2-(3x-5)^2

=(9x^2+36x+25)-(9x^2-36x+25)

=9x^2+36x+25-9x^2+36x-25

=72x

x=1/72

Answered by eshwaripatil

2

Answer:

60x

Step-by-step explanation:

(3x + 5)^2 – (3x - 5)^2

=> 9x^2 + 30x + 25 - ( 9x^2 - 30x + 25)

=> 9x^2 + 30x + 25 - 9x^2 + 30x - 25

=> 9x^2 - 9x^2 + 30x + 30x +25 -25

=> 60x

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