The given triangles are similar. Find the unknown length n. Be sure to include units in the answer.
A. 7 cm
B. 12 cm
C. 28 cm
D. 21 cm
Answer: D
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Determine whether the formula determines y as a function of x.y = 5x2 - 9x - 2
A. No B. Yes
Perform the indicated operation and simplify.
+ 
A. 
B. 
C. 1
D. 
The Jonsons have accumulated the nest egg of $10,000 that they indent to use as a down payment towards the purchase of a new house. Because their present gross income has placed them in a relative heigh tax bracket, they have decided to invest a minimum of $2,800/month monthly payments ( to take the advantages of the tax deduction) towards the purchase of their house. However, because of other defalt obligation their monthly payment should not exceed $4,000. If Jonson decide to secure a 15-years mortgage istead of a 30- years mortgage, what is the price range of houses they should consider when the local morgage rates for this type of loan is 7% ? Round your answers to nearest integer.
a. The range of the homes they should consider is approximately $446,834 to $453,241. b. The range of the homes they should consider is approximately $443,241 to $453,696 . c. The range of the homes they should consider is approximately $443,842 to $453,842 . d. The range of the homes they should consider is approximately $321,517 to $455,024. e. The range of the homes they should consider is approximately $443,696 to $456,834 .
Find the zeros of the function.f(x) = x3 + x2 - 36x - 36
A. 6, -1 B. -6, -1, 1 C. -6, 6, -1 D. -6, 6, 1