SOLUTION: Use the given function to find all values of x that satisfy the inequality f(x) is greater than or equal to g(x).
f(x)=5x^2
g(x)=19x-12
Select the correct shoice below and, i
Algebra.Com
Question 756693: Use the given function to find all values of x that satisfy the inequality f(x) is greater than or equal to g(x).
f(x)=5x^2
g(x)=19x-12
Select the correct shoice below and, if necessary, fill in the answer box to complete your choice.
A. The solution set is ____. (Type your answer in interval notation. Use integers or fractions for any numbers in the expression.)
B. The solution set is 0.
Graph the solution set on a real number line.
Answer by josgarithmetic(39623) (Show Source): You can put this solution on YOUR website!
f(x)>=g(x)
THIS parabola has a minimum and opens upward. Know that this parabolas is different from the given parabola in the question.
Try first checking discriminant. Guess why?
which is positive. We DO expect two roots.
OR
Knowing how this parabola appears and having the x-intercepts, the original statement is true for or for .
This intermediate parabola, not the originally given one:
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