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Vertex Form And The 'a' Value.
Test Description: Use the function to describe how the a value affects the parent function.
Instructions: Answer all questions to get your test result.
1) How does the value of 'a' affect the parent function? h(x) = 4x^2
A
wider and opens downward
B
more narrow and opens upward
C
wider and opens upward
D
more narrow and opens downward
2) How does the value of 'a' affect the parent function? g(x) = 0.8x^2
A
wider and opens upward
B
more narrow and opens upward
C
more narrow and opens downward
D
wider and opens downward
3) How does the value of 'a' affect the parent function? f(x) = -5x^2
A
wider and opens upward
B
more narrow and opens upward
C
wider and opens downward
D
more narrow and opens downward
4) How does the value of 'a' affect the parent function? j(x) = -0.4x^2
A
more narrow and opens downward
B
more narrow and opens upward
C
wider and opens downward
D
wider and opens upward
5) How does the value of 'a' affect the parent function? k(x) = 6x^2
A
more narrow and opens downward
B
more narrow and opens upward
C
wider and opens upward
D
wider and opens downward
6) How does the value of 'a' affect the parent function? h(x) = 0.6x^2
A
more narrow and opens upward
B
more narrow and opens downward
C
wider and opens downward
D
wider and opens upward
7) How does the value of 'a' affect the parent function? f(x) = -7x^2
A
more narrow and opens downward
B
wider and opens upward
C
more narrow and opens upward
D
wider and opens downward
8) How does the value of 'a' affect the parent function? g(x) = -0.15x^2
A
wider and opens upward
B
more narrow and opens upward
C
more narrow and opens downward
D
wider and opens downward
9) How does the value of 'a' affect the parent function? j(x) = 0.04x^2
A
more narrow and opens upward
B
wider and opens upward
C
wider and opens downward
D
more narrow and opens downward
10) How does the value of 'a' affect the parent function? k(x) = 4.5x^2
A
more narrow and opens downward
B
more narrow and opens upward
C
wider and opens upward
D
wider and opens downward
*select an answer for all questions
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