document.write( "Question 152857: Which of the following coefficients cannot be zero if p(x) is a parabola and of the form p(x) = a(x – k)^2 + h? @ For p(x) to be a parabola, a ≠ 0; else, p(x) would equal constant h.
\n" ); document.write( "a. k
\n" ); document.write( "b. h
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\n" ); document.write( "d. -k \n" ); document.write( "

Algebra.Com's Answer #112412 by nabla(475) $\"\"$ $\"About$

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By the problem's own definition, a cannot be 0 for p(x) to be a parabola. \n" ); document.write( "

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