2axy = ( 4x + y ) ² - ( 4x - y ) ²
find a
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Answered by
1
Answer:
a is 8
Step-by-step explanation:
2axy = ( 4x + y ) ² - ( 4x - y ) ²
2axy = 16x² + y² + 8xy - 16x² -y² + 8xy
2axy = 16xy
axy = 16xy/2
axy = 8xy
a = 8xy/xy
a = 8
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