Asked by Cheryl
determine the zeros(to the nearest tenth) and the domain and range:
y=-2x+4
and
y=-x2(squared) - 3x - 4
y=-2x+4
and
y=-x2(squared) - 3x - 4
Answers
Answered by
bobpursley
y is zero , so 1) x=2 domain all real x, range all real numbers
2) y=-(x-3)(x+1) pr roots x=3, or x=-2
domain all real numbers.
range: -inf to -2.25 check that.
2) y=-(x-3)(x+1) pr roots x=3, or x=-2
domain all real numbers.
range: -inf to -2.25 check that.
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