Solve the variation problem.Suppose y varies inversely with the square of x, and y = 4 when x = 10. Find y when x = 5.
A. y = 32
B. y = 16
C. y = 100
D. y = 2
Answer: B
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Find the mistake, then find the correct answer.line 1 x2 - 6x = 16line 2 x2 - 6x + 9 = 16 + 9line 3 (x - 3)2 = 25line 4 x - 3 = 
line 5 x - 3 = 5 line 6 x - 3 + 3 = 5 + 3 line 7 x = 8
What will be an ideal response?
Solve the problem.In 7 weeks, the value of Bob Treatman's day trading account decreased by $189. What was the average weekly change in the value of the account?
A. -$33 per week B. $25 per week C. -$27 per week D. -$29 per week
For the given functions f and g, find the requested composite function value.f(x) = 4x + 6, g(x) = 2x2 + 1;
Find (g ? f)(1).
A. 18 B. 201 C. 46 D. 19
Simplify the square root. Assume all variables represent nonnegative real numbers.
A. 2x2y2z4
B. 4x2y2z4
C. 2x2y2z4
D. 4x2y3z7