Give the exact value of the expression.cos 
A. 
B. 
C. 
D. 
Answer: B
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Without graphing, answer the following questions for the linear system.(i) Is the system inconsistent, are the equations dependent, or neither?(ii) Is the graph a pair of intersecting lines, a pair of parallel lines, or one line?(iii) Does the system have one solution, no solution, or an infinite number of solutions? x - 2y = 52x - 4y = 18
A. (i) dependent (ii) one line (iii) infinite number of solutions B. (i) inconsistent (ii) parallel lines (iii) no solution C. (i) neither (ii) intersecting lines (iii) one solution
Find the general term, an, of the given geometric sequence.1, 8, 64, ...
A. an = 8n B. an = 8(n - 1) C. an = 81-n D. an = 8n-1
Factor completely. If the polynomial cannot be factored, say it is prime.6x2 + 13xt + 6t2
A. prime B. (3x + 2t)(2x + 3t) C. (3x - 2t)(2x - 3t) D. (6x + 2t)(x + 3t)
Find the inverse of A.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?