Factor when possible. If the polynomial is prime, so state.49x2 + 64y2
A. (7x - 8y)2
B. (7x + 8y)2
C. (7x + 8y)(7x - 8y)
D. prime
Answer: D
Mathematics
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Perform the indicated operations. Write the answer in the form a + bj.8j + (-2 - j)
A. -2 + 7j B. 2 - 9j C. -2 + 9j D. 2 - 7j
Mathematics
Use a fraction to represent the shaded area of the figure.
A. 
B. 
C. 
D. 
Mathematics
Determine if the sequence is arithmetic. If the sequence is arithmetic, find the common difference.3, 9, 27, 81, 243, . . .
A. yes, 
B. yes, 9
C. yes, 3
D. no
Mathematics
Express the graph shown using interval notation. Also express it as an inequality involving x.
A. [-4, 1] -4 ? x ? 1 B. [-4, 1) -4 ? x < 1 C. (-4, 1] -4 < x ? 1 D. (-?, 1) x < 1
Mathematics