2a^2 + 3√5a + 5 ( please answer correcly)
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Answered by
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Answer:
2a^2 + 3√5a + 5
=> 2a^2 + 2√5a + √5a + 5
=> 2a(a + √5) + √5 ( a + √5)
=> (2a + √5) ( a + √5)
=> Now, either (2a + √5) = 0 or (a+√5) = 0
=> a = -√5/2 Or - √5....
Answered by
1
Step-by-step explanation:
2x² + 3√5x + 5 => 2x² + 2√5x + √5x + 5 => 2x(x + √5) + √5(x + √5) => (x + √5) (2x + √5)
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