Mathematics, 27.05.2020 01:59 NetherisIsTheQueen

Which statements describe the function f(x)=2x-5/2(x^2-1)? Check all that apply.
f(x) has one real zero because it crosses the x-axis once.
f(x) has two real zeros because it crosses the x-axis twice.
f(x) has real zeros at 1 and –1.
f(x) has a real zero at 2.5.
f(x) has x-intercepts at (1, 0) and (–1, 0).
f(x) crosses the x-axis when x = 1 and x = –1.
f(x) has an x-intercept at (2.5, 0).

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Which statements describe the function f(x)=2x-5/2(x^2-1)? Check all that apply.
f(x) has one r...