Write an equation for a function that has a graph with the given characteristics.The shape of y = ?x? is vertically stretched by a factor of 2.8. This graph is then reflected across the x-axis. Finally, the graph is shifted 0.65 units downward.
A. f(x) = 2.8?x? - 0.65
B. f(x) = 2.8?-x? - 0.65
C. f(x) = -2.8?x? - 0.65
D. f(x) = 2.8?x - 0.65?
Answer: C
You might also like to view...
Solve the problem.A person plans to invest a total of $70,000 in a CD at 4% annual interest and a mutual fund that has a 3-year average annual interest of 10%. Let x and y represent the money (in dollars) invested in the CD and the mutual fund, respectively. How much money should be invested in each account to earn a total of $4000 in one year?
A. $40,000 invested at 4%; $30,000 invested at 10% B. $20,000 invested at 4%; $50,000 invested at 10% C. $30,000 invested at 4%; $40,000 invested at 10% D. $50,000 invested at 4%; $20,000 invested at 10%
Solve the linear inequality. Express the solution in set-builder notation.24x - 24 > 6(3x - 6)
A. {x|x > 24} B. {x|x < 24} C. {x|x > -2} D. {x|x < -2}
Simplify. Completely evaluate any number with an exponent for the final answer.(x6y)3
A. x18y B. x9y C. x9y4 D. x18y3
Find all rational roots of the equation. ? 13x3 - 2x2 + 52x - 8 = 0 ?
A. 
B. x = -2i
C. x = 2i
D. ?
E. ?