Find the indicated term of the sequence.-3, 9, -27, 81, . . .; a7
A. -567
B. 2188
C. -6561
D. -2187
Answer: D
Mathematics
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Choose the equation that matches the graph.
A. 16x2 - 9y2 = 144 B. 9x2 + 16y2 = 144 C. 9x2 - 16y2 = 144 D. 16x2 + 9y2 = 144
Mathematics
Factor the trinomial, or state that the trinomial is prime. Check your factorization using FOIL multiplication.x2 - x - 56
A. (x + 8)(x - 7) B. (x + 1)(x - 56) C. (x + 7)(x - 8) D. prime
Mathematics
Simplify. Write your answer with positive exponents only.
A. 
B. 
C. 
D. 
Mathematics
Find the intersection of the sets.{-4, -1, 1, 5} ? {1, 5, 8}
A. {1, 5, 8} B. {-4, -1, 1, 5} C. {-4, -1, 1, 5, 8} D. {1, 5}
Mathematics