Obtain all of zeros of (x⁴+4x³-2x²-20x-15) if two of its zero are √5 and -√5?
(a) -3,-1
(b) 1,-3
(c) -1, 3
(d) 1,3
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Obtain all of zeros of (x⁴+4x³-2x²-20x-15) if two of its zero are √5 and -√5?
(a) -3,-1
(b) 1,-3
(c) -1, 3
(d) 1,3
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Answer:
-3, -1 (Option 1)
Step-by-step explanation:
-3 & -1 are another zeroes of the polynomial.
Answer:
option
( a) -3,-1 is correct