Fill in the blanks.
(2x-5y)^2=___-20xy+____
Answers
Answered by
4
Ummmm ! Sorry dear really sorry don't know
Answered by
4
Answer:
4x²+20xy+25y²
Step-by-step explanation:
(2x-5y)²=4x²+25y²-2(2)(-5)xy. [(a-b)²=a²+b²-2ab]
4x²+25y²+20xy
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