➽━━━━━━━━━━━━━──➸
☺ Hello mate__ ❤
◾◾here is your answer...
i think right question is this
(3x − 7y)^2
ok now start solving:-
(3x − 7y)^2
=> (3x − 7y) (3x − 7y)
=> 3x(3x- 7y) -7y(3x-7y)
=>. 3x.3x - 3x.7y-7y. 3x + 7y.7y
=> 9x^2 -27xy +27xy + 49y^2
=> 9x^2 + 49y^2
so your correct ans. is 9x2 + 49y2
➽━━━━━━━━━━━━━──➸
I hope, this will help you.☺
Thank you______❤
✿┅═══❁✿ Be Brainly✿❁═══┅✿
Answer:
AAA
Step-by-step explanation:
Answer:
8.69565217391 m per sec
8.7 (1dp)
Step-by-step explanation:
