Provide the proper response.Give an example of a function for which the first derivative is always positive and the second derivative is always negative.
Fill in the blank(s) with the appropriate word(s).
f(x) = sqrt(x).
Mathematics
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Use the Trapezoidal Rule with n = 4 steps to estimate the integral.
A. 
B. 68
C. 17
D. 34
Mathematics
Solve the problem.For what value of r does the infinite series 1 + 6r + r2 + 6r3 + r4 + 6r5 + r6 + ... converge?
A. |r| < 6
B. |r| < 
C. |r| < 1
D. |r| < 3
Mathematics
Find the rate as a ratio of distance to time. Round to the nearest hundredth where appropriate.701.25 m, 3.75 hr
A. 187 
B. 187 
C. 190.75 
D. 190.75 
Mathematics
Solve the problem.A group of 4 people wants to buy a boat. The boat costs $692. If they all pay the same amount, how much is each person's share?
A. $173 B. $163 C. $183 D. $138
Mathematics