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Savatey [412]
3 years ago
9

What number can make this trinomial a perfect square trinomial 4x²+_x+81

Mathematics
1 answer:
tester [92]3 years ago
5 0

Answer:

36

Step-by-step explanation:

4x² + _x + 81

√4 = 2

√81 = 9

2(2)(9) = 36

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