Find the value of the expression using the given values.(
)2?x = 9
A. 
B. 
C. 81
D. 9
Answer: D
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Write a polynomial in two variables that describes the total area of the shaded region. Express the polynomial as the sum or difference of terms. 4x + 5y
A. 4x2 + 20xy + 5y2 B. 4x2 + 9xy + 5y2 C. 4x2 + 4xy + 5y2 D. 4x2 + 5y2
Use a graphing utility to graph the function over the indicated interval and approximate any local maxima and local minima. Determine where the function is increasing and where it is decreasing. If necessary, round answers to two decimal places.f(x) = 0.15x4 + 0.3x3 - 0.8x2 + 5; (-4, 2)
What will be an ideal response?
Check to see if the given number is a solution for the equation.x2 - 30 = 3x; check x = 10
A. 10 is not a solution. B. 10 is a solution.
Solve the equation. If an answer is not exact, give the answer to four decimal places.
?
Fill in the blank(s) with the appropriate word(s).