By inspection, (2a - 5)(2a + 1).
If you find that you can't do it by inspection, you could always use the quadratic formula to find the roots.
If you find that you can't do it by inspection, you could always use the quadratic formula to find the roots.
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4a^2-8a-5,
(2a-5)(2a+1).
Answer: (2a-5)(2a+1).
(2a-5)(2a+1).
Answer: (2a-5)(2a+1).
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(2a - 5)(2a + 1)