Provide an appropriate response.
How many people were 21 years old?
A. 7
B. 6
C. 11
D. 9
Answer: A
Mathematics
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Provide an appropriate response.Use a calculator to evaluate log7 11 to four decimal places.
A. 1.2323 B. 1.8865 C. 0.8115 D. 0.1963
Mathematics
Solve the system by using the inverse of the coefficient matrix. 2x1 + 6x2 = 2 2x1 - x2 = -5
A. (1, -2) B. (2, -1) C. (-2, 1) D. (-1, 2)
Mathematics
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log4
A. 2 - log4 x
B. 8 - log4 x
C. -2log4 x
D. 
Mathematics
Find the difference.15.940 - 6.756
A. 22.696 B. 9.084 C. 9.284 D. 9.184
Mathematics