Factor completely. If prime, so state.x2 - 1.4x + 0.49
A. (x - 1.4)2
B. (x - 0.7)2
C. (x - 0.7)(x + 0.7)
D. (x + 0.7)2
Answer: B
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Translate the sentence to an inequality.A number is less than or equal to -2.
A. x ? -2 B. x ? -2 C. x < -2 D. x > -2
Solve the problem.Suppose you would like to cross a 222-foot wide river in a boat. Assume that the boat can travel 33 mph relative to the water and that the current is flowing west at the rate of 5 mph. What bearing should be chosen so that the boat will land at a point exactly north from its starting point? Give your answer to the nearest tenth of a degree.
A. N 7° E B. N 8.7° E C. N 81.3° E D. N 5.8° E
Factor out the greatest common factor.3x - 15
A. 3x(-5) B. 3x(x - 5) C. 3(x - 15) D. 3(x - 5)
Determine whether the inequality is true or false.-19 ? 21
A. True B. False