Gregmat Test 1

In this question, I just plotted x intercepts on the graph and since the distance between both points is same, and they will have same height
I marked C, is this correct or I should have calculated with values between 0 and 1 and 1 and 2 , then chosen C?

Crude, but that’s OK on the GRE. The rigorous way would have been to show that, given y = f(x), for 0 < x < 1,

|f(1 - x)| = |f(1 + x)|

Hey is there a way to share the link to this question? Or the solution explanation/ screenshot?

You’ll see Greg’s solution when you review the practice test (this is Q4 of the second hard quant section in PT1). The question is already in OP’s post.

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Thank you! But i took the first pt and got medium difficulty in the second quant section. Anyway i can see this question?

Rig the answers in the first section so that you get the second hard section.

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