A point on the terminal side of angle ? is given. Find the exact value of the indicated trigonometric function of ?.(-4, -3) Find sec ?.
A. 
B. - 
C. 
D. - 
Answer: B
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Find all the first order partial derivatives for the following function.f(x, y, z) = x2y + y2z + xz2
A. 
= 2xy + z2; 
= x2 + 2yz; 
= y2 + 2xz
B. 
= 2xy + z2; 
= x2 + yz; 
= y2 + xz
C. 
= 2y + z2; 
= x2 + 2z; 
= y2 + 2x
D. 
= 2xy; 
= x2 + 2yz; 
= y2 + 2xz
Using the Rule of 78, find the amount of unearned interest for the loan paid in full before the date of maturity. Round to the nearest cent.Finance charge: $747Total number of payments: 24Remaining number of payments, when paid in full: 8
A. $75.78 B. $97.43 C. $69.72 D. $89.64
Solve the problem.The formula C = 
(F - 32) expresses the relationship between Fahrenheit temperature, F, and Celsius temperature, C. Use the formula to convert 86°F to its equivalent temperature on the Celsius scale.
A. 97°C B. 30°C C. 66°C D. 6°C
Write the expression using a single radical sign. Assume that all variables represent positive real numbers. Simplify the radicand if possible.
A. 3
B. 
C. 9 
D. 3 