Factor the trinomial.14 + 5x - x2
A. (2 + x)(7 - x)
B. (x - 2)(x + 7)
C. (2 - x)(7 - x)
D. (2 - x)(7 + x)
Answer: A
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Find the indicated probability.The table below describes the smoking habits of a group of asthma sufferers.
If one of the 1129 people is randomly selected, find the probability that the person is a man or a heavy smoker. Round your answer to three decimal places.
A. 0.561 B. 0.597 C. 0.556 D. 0.516
Find the measure of the angles.
?A = (13f)°, ?B = (3f)°
A. 36.56° and 8.44° B. 68.125° and 21.875° C. 146.25° and 33.75° D. 73.125° and 16.875°
Simplify the rational expression. Assume that no variable has a value which results in a denominator with a value of zero.
A. - 
B. - 
C. 
D. - 
Apply the product rule for exponents, if possible. (3x4)(6x5)
A. 9x9 B. 18x20 C. 9x20 D. 18x9