Question

Find the value of 25x2 + 9y2 – 20xy at x = - 1 and y = 1​

Answer 1

Answer:

the name of worlds top 5 army genrals Arsht does acknowledge his shortcomings, so check those out, too.

Napoleon Bonaparte.

Julius Caesar. ...

Arthur Wellesley, 1st Duke of Wellington. ...

Takeda Shingen. ...

Khalid Ibn al-Walid. ...

Step-by-step explanation:

k is equals to /- 4,3and 2