Determine whether the given value of x is a solution to the quadratic inequality.x2 + 4x < 2; x = -4
A. Yes
B. No
Answer: A
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Solve the problem.A rotating drill head is in the shape of a right circular cone of height 20 mm and radius 2.0 mm. Find the centroid.
A. 15 mm from the center of the base B. 13 mm from the center of the base C. 5.0 mm from the center of the base D. 18 mm from the center of the base
Provide an appropriate response.Graph the function y = f(x) = -x2 + 5 - 4 and indicate the coordinates of the vertex and intercepts.
What will be an ideal response?
For each equation, find the missing value in the ordered pairs.3x + y = -20( , 7), ( , 40),( , -20)
A. (-9, -9), (-20, 40), (0, -20) B. (-9, 7), (-20, 40),(0, -20) C. (-9, 7), (-20, -40), (0, 40) D. (-9, 7), (-20, -20), (0, -20)
Test the equation for symmetry with respect to the given axis, line, or pole.r = 3 sin(3?); the line ? = 
A. Symmetric with respect to the line ? = 
B. May or may not be symmetric with respect to the line ? = 