Write the equation of a polynomial function with the given characteristics. Use a leading coefficient of 1 or -1 and make the degree of the function as small as possible.Touches the x-axis at 0 and crosses the x-axis at 4; lies above the x-axis between 0 and 4.
A. f(x) = x3 - 4x2
B. f(x) = -x3 - 4x2
C. f(x) = x3 + 4x2
D. f(x) = -x3 + 4x2
Answer: D
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Determine which of the following methods is the best choice for solving the given equation: factoring, using the principle of square roots or using the quadratic formula. Then, solve the equation.x2 - 10x + 61 = 0
A. Square root principle; 10 ± 12i B. Quadratic formula; 5 ± 6i C. Factoring; -5, 6 D. Square root principle or factoring; 11, -1
Find fraction notation for the percent notation in the problem.A serving of cooked white rice provides 5% of the daily requirement of an essential mineral.
A. 
B. 
C. 
D. 
For 
, 
intersects sides 
and 
so that 
. If 
and 
, what is the constant of proportionality k for the extended proportion 
?
What will be an ideal response?
Write as a unit rate. Round to the nearest tenth, if necessary.$600 in 5 weeks
A. $600 per 5 weeks B. $120 per week C. $120 weeks per dollar D. $600 per week