Solve the equation.
x + 
= 
x
A. -12
B. 8
C. -8
D. 12
Answer: C
Mathematics
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Use differentiation to determine whether the integral formula is correct.
dx = -x cos x + sin x + C
A. Yes B. No
Mathematics
Find all solutions to the equation. Express the solution in degrees.3 sec x + 6 =0
A. 240° + 360°n or 300° + 360°n B. 120° + 360°n or 240° + 360°n C. 60° + 360°n or 300° + 360°n D. 60° + 360°n or 120° + 360°n
Mathematics
Solve the problem.Find the dimensions of a rectangle whose perimeter is 40 meters and whose area is 84 square meters.
A. 7 m by 13 m B. 6 m by 14 m C. 5 m by 15 m D. 5 m by 13 m
Mathematics
Write the fraction in decimal notation.
A. 
B. 
C. 
D. 
Mathematics