Solve the problem.For the function 
at the point 
, find the unit vector for which f is increasing most rapidly.
A. 
i + 
j
B. 
i + 
j
C. 
i + 
j
D. 
i + 
j
Answer: D
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Integrate using any method.
Solve the problem.Megan is having her yard landscaped. She obtained an estimate from two landscaping companies. Company A gave an estimate of $240 for materials and equipment rental plus $55 per hour for labor. Company B gave an estimate of $320 for materials and equipment rental plus $45 per hour for labor. Determine how many hours of labor will be required for the two companies to cost the same.
A. 7 hours B. 12 hours C. 8 hours D. 11 hours
Perform the indicated operation. Assume that all variables are nonnegative.(-
)2
A. -33x B. 33x2 C. 33x D. -33x2
Use the Principle of Mathematical Induction to show that the statement is true for all natural numbers n.
is divisible by 2
What will be an ideal response?