Tell whether the graph of the quadratic function y=-x^2-10x+1 opens upward or downward.

A. Because, the parabola opens upward.

B. Because, the parabola opens downward.

C. Because, the parabola opens upward.

D. Because, the parabola opens downward.

Question

Mathematics

Mekhi Velazquez

29 October, 08:47

Tell whether the graph of the quadratic function y=-x^2-10x+1 opens upward or downward.

A. Because, the parabola opens upward.

B. Because, the parabola opens downward.

C. Because, the parabola opens upward.

D. Because, the parabola opens downward.

+4

Answers (1)

Know the Answer?

Jolly · Answer 1

For

y=ax^2+bx+c

if a>0, then the paraobla opens up

if a<0, then parabola opens down

given

y=-1x^2-10x+1

-1<0

opens down because leading coefinet is negative

either B or D, they are identical (looks like something was omited)

Tell whether the graph of the quadratic function y=-x^2-10x+1 opens upward or downward.A. Because, the parabola opens upward.B. Because, the parabola opens downward.C. Because, the parabola opens upward.D. Because, the parabola opens downward.

Tell whether the graph of the quadratic function y=-x^2-10x+1 opens upward or downward.

A. Because, the parabola opens upward.

B. Because, the parabola opens downward.

C. Because, the parabola opens upward.

D. Because, the parabola opens downward.