Find the product.
A. 16x2 - 
x - 
B. 4x2 - 
C. 16x2 + 
D. 16x2 - 
Answer: D
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Find any relative maximum or minimum points of the given function.y = -4x2 + 40x - 101
A. Maximum at (-1, 5) B. Maximum at (-5, 1) C. Maximum at (1, -5) D. Maximum at (5, -1)
Provide an appropriate response.For what values of a does the quadratic function f(x) = ax2 - 6x + 3 have no x-intercepts?
A. a < 9 B. a > 9 C. a < 3 D. a > 3
Solve the problem.The table shows the number of new cases of a certain disease among women in six consecutive years. Data are in thousands rounded to the nearest hundred.YearNew Cases (thousands)20053.020063.420074.620085.420096.0201016.1Let x = 1 correspond to 2005 and let y be the number of new cases (in thousands) among women in year x. Find a quadratic function to model the data. Use the unrounded function to determine in what year the number of new cases among women will reach 20,000.
A. 1993 B. 1994 C. 1992 D. 1995
Simplify the expression.a4
A. Exponent: -4, base: a B. Exponent: 4, base: -a C. Exponent: 4, base: a D. Exponent: a, base: 4