Write the mixed number as an improper fraction.9
A.
B.
C.
D.
Answer: A
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If r is a positive number and the point (x, y) is in the indicated quadrant, decide whether the given ratio is positive or negative.II,
A. Positive B. Negative
Solve the linear equation symbolically.-6b + 5 + 4b = -3b + 10
A. 5 B. 10 C. -10 D. -5
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) neither (ii) intersecting lines (iii) one solution C. (i) inconsistent (ii) parallel lines (iii) no solution
Solve the problem.From a boat on the lake, the angle of elevation to the top of a cliff is If the base of the cliff is 567 feet from the boat, how high is the cliff (to the nearest foot)?
A. 112 ft B. 115 ft C. 105 ft D. 102 ft