Inactive Tutor answered • 07/24/17
Tutor
New to Wyzant
Assuming the variables are not under the radical.
(√3√3)x2 - (2√3√5)xy + (√5√5)y2 Same general form presented by Arturo O.
3x2 - 2xy√15 + 5y2
Naman C.
asked • 07/24/17Expand:(√3x-√5y)^2
it is a question from the chapter algebraic expressions
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2 Answers By Expert Tutors
Inactive Tutor answered • 07/24/17
Tutor
New to Wyzant
(a + b)2 = a2 + 2ab + b2
(a - b)2 = a2 - 2ab + b2
[√(3x) - √(5y)]2 = [√(3x)]2 - 2√(3x) √(5y) + [√(5y)]2 = 3x - 2√(15xy) + 5y
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