Solve the problem.Consider the following simplified digital photograph that has a 3 × 3 grid with four gray levels numbered from 0 to 3. It shows a letter Y in black on a light gray background.
Let A be the 3 × 3 matrix that represents this figure digitally. Find the matrix B for which B - A represents the negative image of the picture represented by A.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Use the limit comparison test to determine if the series converges or diverges.
A. Converges B. Diverges
Mathematics
Find the zero of the linear function.p(q) = 
q + 7
A. 42 B. -42 C. -1 D. 1
Mathematics
Simplify.-|-24|
A. - 
B. 48
C. -24
D. 24
Mathematics
The size of the monthly repayment k that amortizes a loan of A dollars in N years at an interest rate of r per year, compounded monthly, on the unpaid balance is given by 
The value of r can be found by performing the iteration 
A family secured a loan of $360,000 from a bank to finance the purchase of a house. They have agreed to repay the loan in equal monthly installments of $2476 over 25 years. Find the interest rate on this loan. Round the rate to one decimal place.
a. 8.7% b. 7.7% c. 6.7% d. 5.7%
Mathematics