Solve. Give an exact answer unless indicated otherwise.Find the measure of the angle, to the nearest degree, from l1 to l2:l1: l2: 

A. 30°
B. 45°
C. 135°
D. 173°

Answer: B

Mathematics

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Factor the trinomial, or state that the trinomial is prime. Check your factorization using FOIL multiplication.10x2 + 21x + 9

A. (10x + 3)(x + 3) B. (2x + 3)(5x + 3) C. (2x - 3)(5x - 3) D. prime

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Mathematics

Make the following length or weight conversion between the U.S. and the metric system.13 kilograms to ounces (1000g = 1 kg, 1 g ? 0.035 oz) (Round to the nearest hundredth.)

A. 0.37 oz B. 1300 oz C. 36855 oz D. 455 oz

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Mathematics

Suppose 100 people counted the number of cars passing an intersection in one hour. Due to error, not all people get the same value. The mean is 75 and the standard deviation is 1. Use the sketch to find how many people report the following. More than 76 cars

A. 16 people B. 14 people C. 84 people D. 15 people

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Mathematics

Write the expression in expanded form.ln

A. 4 ln x + 3 ln(6x + 2) -  ln(x3 + 3) - 2 ln(x - 5) + 5 ln(x + 5)
B. 4 ln x + 3 ln(6x + 2) -  ln(x3 + 3) + 2 ln(x - 5) - 5 ln(x + 5)
C. ln(x4(6x + 2)3) - ln((x - 5)-2(x + 5)5)
D. ln x4 + ln(6x + 2)3 - ln + ln(x - 5)2 - ln(x + 5)5

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Mathematics