Asked by help pls
                Select the approximate values of x that are solutions to f(x) = 0, where
f(x) = -9x2 + 9x + 5.
(a){–1.80, 1.80}
 	
(b){-9, 9}
 	
(c){–1.00, –0.56}
 	
(d){–0.40, 1.40}
            
        f(x) = -9x2 + 9x + 5.
(a){–1.80, 1.80}
(b){-9, 9}
(c){–1.00, –0.56}
(d){–0.40, 1.40}
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