Use the limit definition of the partial derivative to compute the indicated partial derivative of the function at the specified point.Find 
at the point (-7, -5): f(x, y) = 7x2 + 7xy + 6y2
What will be an ideal response?
= 
= 
= 
= 
49 + h = 49
Mathematics
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Evaluate the expression. 
A. 79,833,600
B. 
C. 220
D. 1320
Mathematics
Find the product and simplify.
? 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The function f(x) = 800(0.5)x/100 models the amount in pounds of a particular radioactive material stored in a concrete vault, where x is the number of years since the material was put into the vault. Find the amount of radioactive material in the vault after 
Round to the nearest whole number.
A. 214 pounds B. 211 pounds C. 555 pounds D. 760 pounds
Mathematics
Determine whether the statement is true or false.-16 < 11 + 20
A. True B. False
Mathematics