Find the following. Assume that letters can represent any real number.
A. 
- 4
B. x - 4
C. 
D. 4 - x
Answer: B
Mathematics
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Use the substitution method to solve the system.x + 4y = -125x + 3y = -26
A. (-4, -2) B. (4, -1) C. No solution D. (-5, -1)
Mathematics
Rewrite the expression as the logarithm of a single quantity.log 3 7 - log 3 z
A. log 3 (7/z) B. log 6 (7/z) C. log 3 (z/7) D. log 3 (7 - z)
Mathematics
Use a calculator to compute the first 10 iterations of Newton's method when applied to the function with the given initial approximation. Make a table for the values. Round to six decimal places.f(x) = ex + 2x + 4; x0 = 0
A. 
B. 
C. 
D. 
Mathematics
Find the absolute value of the complex number.7
A. 
B. 49
C. 7
D. 7i
Mathematics