Use n = 4 to approximate the value of the integral by the trapezoidal rule.
A. 9
B. 
C. 
D. 
Answer: D
Mathematics
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Use a calculator to find a decimal approximation for the indicated function value. Round your answer to four decimal places.tan 555°
A. 0.2679 B. -0.9659 C. -0.2680 D. 1.0000
Mathematics
Translate to a proportion and solve. 84 is 30% of what?
A. 2800 B. 28 C. 280 D. 25.2
Mathematics
Solve the problem.After working for 25 years you would like to have 
in an annuity for early retirement. If the annual interest rate is 
, compounded monthly, what will your monthly deposit need to be?
A. $3088.48 B. $911.93 C. $1146.98 D. $2666.67
Mathematics
Find the value of the expression using the given values.
?x = 7, y = 5
A. 
B. 
C. 
D. 1
Mathematics