one real zero

Which of the following polynomial functions has the leading coefficient 2, degree 3, with - 2, 1 and 4 as real zeros? => f ( x ) = 2 x 3 + 6 x 2 + 12 x + 16 or f ( x ) = 2 x 3 + 6 x 2 - 12 x - 16 or f ( x ) = 2 x 3 - 6 x 2 - 12 x + 16 or f ( x ) = x 3 + x 2 +..

Find the number of real zeros for the give graph. => 1 or 0 or 2 or 3..

Find the number of real zeros for the given graph. => 1 or 4 or 2 or 3..

Whether any real zero exists between 1 and 2 for the function f ( x ) = x 3 + 4 x 2 - 9 x + 3 ? => yes or no..

Which of the following represents the graph of f ( x ) = 2 x 3 -3 x 2 - 5 x + 1 and its real zeros to the nearest half unit? [Use a graphing calculator.] => Figure 2; real zeros of f ( x ) are - 2.6, 0.2 and 0.8 or Figure 1; real..

Whether any real zero exists between - 2 and - 1 for the function f ( x ) = x 4 + x 3 - 2 x 2 + 1 ? => yes or no..

Which of the following is a real zero to the nearest hundredth between - 1 and 0 of y = x 5 + x 3 + x 2 + x + 1 ?[Use a graphing calculator.] => - 0.55 or - 0.25 or - 0.80 or - 0.40..

Which of the following is a real zero, to the nearest tenth, between 0 and 1 for the function f ( x ) = x 3 + 5 x 2 + 3 x - 2 ?[Use a graphing calculator.] => 0.9 or 0.4 or 0.1 or 0.5..

The statement: a (1 - 1 a ) = a - 1 , where a is any real number not equal to zero, is: => False or True..