Determine whether the graph represents a function.
A. Not a function
B. A function
Answer: A
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Multiply and simplify.(
+ 
)2
A. 7x + 2
+ y
B. 49x2 + 
+ y2
C. 49x2 + 2
+ y2
D. 7x + 
+ y
Find all rational zeros and factor f(x).f(x) = x3 - 8x2 - x + 8
A. 1, -1, 8; f(x) = (x - 1)(x + 1)(x - 8) B. 1, -2, 10; f(x) = (x - 1)(x + 2)(x - 10) C. 1, -1, -9; f(x) = (x - 1)(x + 1)(x + 9) D. 1, -1, -8; f(x) = (x - 1)(x + 1)(x + 8)
Write a mathematical expression for the word phrase.Seven increased by 23, times 
A. (7 + 23) ÷ 
B. (7 + 23)
C. 7 + 23
D. 7 
+ 23
Solve the problem.Lexie wants to have an income of $9000 per year from investments. To that end she is going to invest $90,000 in three different accounts. These accounts pay 7%, 10%, and 14% simple interest. If she wants to have $10,000 more in the account paying 7% simple interest than she has in the account paying 14% simple interest, how much should go into each account?
What will be an ideal response?