a. f(-2) b. f( 2/3 ) c. f(a + 2)
f(x) = 3-x^2 f(0) = 3-0^2 = 3 f(-2) = 3-(-2)^2 = 3-4 = -1 f(a+2) = 3-(a+2)^2 = -a^2-4a-1 f(√3) = 3-(√3)^2 = 3-3 = 0
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