Solve the problem using matrices.Melody has $45,000 to invest and wishes to receive an annual income of $4290 from this money. She has chosen investments that pay 5%, 8%, and 12% simple interest. Melody wants to have the amount invested at 12% to be double the amount invested at 8%. How much should she invest at each rate?
What will be an ideal response?
$9000 at 5%, $12,000 at 8%, and $24,000 at 12%
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A. 0.75 B. 0.60 C. -0.84 D. 0.80
Find the x-intercepts.y = x2 + 5
A. no x-intercepts B. (5, 0) C. (0, 5) D. (5, 5)
Find a rational function that satisfies the given conditions. Answers may vary, but try to give the simplest answer possible.Oblique asymptote y = 2x - 5
A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 
Provide an appropriate response.Fill in the blanks with the correct numbers.The opposite of -9 is _____.The absolute value of -9 is _____.The opposite of the absolute value of -9 is _____.The absolute value of the opposite of -9 is _____.
A. 9, -9, -9, 9 B. 9, 9, -9, 9 C. 9, 9, 9, -9 D. 9, 9, -9, -9