Find the inverse of the matrix, if possible.A = 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Estimate the slope of the curve at the indicated point.
A. Undefined B. -1 C. 0 D. 1
Mathematics
Use a power regression model for the following data to estimate 
. Round your answer to two decimal places.
x 1 3 4 7 8 y 4.67 14.34 20.94 41.18 45.49?
A. 18.79 B. 19.31 C. 80.46 D. 78.82
Mathematics
Find the volume.Find the volume of a cone with height 2 centimeters and diameter 9 centimeters. Use 3.14 as an approximation for ?. Round to the nearest whole number.
A. 254 cm3 B. 170 cm3 C. 42 cm3 D. 38 cm3
Mathematics
Subtract. Check by adding.
A. 43 B. 147 C. 45 D. 125
Mathematics