Solve the exponential equation. Round to three decimal places when necessary.e-x = 42x
A. No solution
B. 4
C. 0.693
D. 0
Answer: D
Mathematics
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Find the amount of each payment needed to accumulate the indicated amount in a sinking fund. Round to the nearest cent.
$4,200, money earns 10% compounded semiannually, 6 years
A. $544.36 B. $333.90 C. $263.89 D. $617.48
Mathematics
List the critical values of the related function. Then solve the inequality.
? 
A. -3, 1, 3, 7; (-?, -3) ? (1, 3) ? 
B. 3; (-?, 3)
C. -3, 1, 3, 7; (-3, 1) ? 
D. No critical values; ?
Mathematics
Shade the solution set in the xy-plane.(x + 2)2 + (y - 4)2 ? 9(x - 2)2 + (y - 4)2 ? 9
A. 
B. 
C. 
D. 
Mathematics
Factor out the greatest common factor.54m9 + 6m6 + 42m2
A. 6m2(9m7 + m4 + 7) B. m2(54m7 + 6m4 + 42) C. 6(9m9 + m6 + 7m2) D. -m2(-54m7 + 6m4 - 42)
Mathematics