Which expression is equivalent to x^4 + 4x^2 - 45?
a. (x^2+9)(x^2-5)
b. (x^2-9)(x^2...
Mathematics, 09.01.2020 19:31 nyceastcoast
Which expression is equivalent to x^4 + 4x^2 - 45?
a. (x^2+9)(x^2-5)
b. (x^2-9)(x^2+5)
c. (x+9)(x^3-5)
d. (x^3-9)(x+5)
Answers: 2
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