Factor.-6 + 9x - 3x2
A. -3x(2 - 3+ x)
B. -3(2 - 3x + x2)
C. -3(2 + 3x - x2)
D. -3(2 + 3x + x2)
Answer: B
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Find the product.(13csc ? - 7)(13csc ? + 7)
A. 169csc2? - 49 B. 169m2 + 182 csc ? - 49 C. 169m2 - 182 csc ? - 49 D. 169csc2? - 49 csc ?
Find an equation for the line that passes through the given point and satisfies the given conditions.P = (5, 2); parallel to v = 2i + 8j
A. 8x - 2y = 36 B. y - 2 = - 2(x - 2) C. 2x + 8y = 26 D. 2x + 8y = 68
Solve the problem.From a balloon 744 feet high, the angle of depression to the ranger headquarters is 47°41'. How far is the headquarters from a point on the ground directly below the balloon (to the nearest foot)?
A. 677 ft B. 682 ft C. 672 ft D. 667 ft
Approximate the square root. Round to the nearest tenth, if needed.
A. 2664.5 B. 73 C. 78 D. 730