Find the axis of symmetry of the quadratic function.f(x) = -x2 - 14x - 9
A. x = -14
B. x = 40
C. x = -7
D. x = 7
Answer: C
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Solve the problem.Fill in the blank.7
+ 8
= 
is an example of the ___________ property.
A. associative B. distributive C. inverse D. commutative
Find the real solutions of the equation by factoring.2x5 = 162x3
A. {0}
B. {-9, 0, 9}
C. {-9
, 0, 9
}
D. {-9, 9}
Two sides and an angle are given. Determine whether the given information results in one triangle, two triangles, or no triangle at all. Solve any triangle(s) that results.a = 7, b = 9, B = 49°
A. one triangle A = 76.01°, C = 54.99°, c = 7.60 B. two triangles A1 = 76.01°, C1 = 54.99°, c1 = 7.60 or A2 = 103.99°, C2 = 27.01, c2 = 12.14 C. one triangle A = 35.94°, C = 95.06°, c = 11.88 D. no triangle
Factor the polynomial completely. If the polynomial cannot be factored, write "prime."y2 + 8y + 16
A. (y - 4)2 B. (y + 4)2 C. (y + 4)(y - 4) D. Prime