Find the special products using patterns.(w - 11)2
A. w2 - 22w + 121
B. w2 + 121
C. w + 121
D. 121w2 - 22w + 121
Answer: A
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Perform the indicated operations.3 × 10-35 + 5 × 10-34
A. 8.0 × 10-34 B. 5.3 × 10-35 C. 5.3 × 10-34 D. 5.3 × 10-33
Find the length of the curve r(t) = 2ti+4 costj+4 sintk, 0?t?2?.
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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? 2x - y = 5-2x + 2y = 10
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
Simplify the expression. Assume that all variables are positive.y1/3(y4/9 - 7y2/9)
A. y3/4 - 7y3/2 B. y4/27 - 7y2/27 C. y7/9 - 7y5/9 D. y-1/9 - 7y1/9