Evaluate the expression without a calculator.ln e9
A. 
B. 1
C. 9
D. e ln 9
Answer: C
Mathematics
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Given that the pair of triangles is similar, find the missing length. 
A. x = 55 B. x = 36 C. x = 41 D. x = 44
Mathematics
Use synthetic division to find the quotient and the remainder.
A. quotient: x4 + 2x3 - 2x2 + 2x - 3 ; remainder: 3 B. quotient: x4 + 2x3 - 2x2 + 2x + 3 ; remainder: 5 C. quotient: x3 + 2x2 - 2x + 2 ; remainder: 3 D. quotient: x4 + 2x3 - 2x2 + 2x + 3; remainder: 0
Mathematics
Determine the value of each variable.
= 
A. x = 4; y = 7; m = 9 B. x = -4; y = -7; m = -9 C. x = -4; y = 7; m = -9 D. x = 7; y = 4; m = 9
Mathematics
Solve the system of equations by using the inverse of the coefficient matrix. x - y + 3z = 12x + z = 0 x + 5y + z = -5
A. (0, -1, 1) B. (0, 0, -1) C. (0, -1, 0) D. No inverse, no solution for system
Mathematics