Decide if the situation is a permutation or a combination and then answer the question.A signal is made by placing 3 flags, one above the other, on a flag pole. If there are 6 different flags available, how many possible signals can be flown?
A. Permutation; 18
B. Combination; 216
C. Permutation; 120
D. Combination; 20
Answer: C
Mathematics
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Use differentiation to determine whether the integral formula is correct.
dx = (9x + 3)4 + C
A. No B. Yes
Mathematics
Find the x-intercept and the y-intercept of the graph of the equation. Do not graph the equation.x + y = -3
A. x-intercept = -2; y-intercept = -1 B. x-intercept = -3; no y-intercept C. x-intercept = -3; y-intercept = -3 D. x-intercept = 0; y-intercept = -3
Mathematics
Multiply and simplify.
? 
A. 
B. 
C. 
D. 
Mathematics
Evaluate the expression.8P4
A. 1680 B. 2 C. 4 D. 70
Mathematics