Answer the question.True or False: The graph of the equation x - 2y = 11 goes through (5, 1)
A. True
B. False
Answer: B
Mathematics
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Find the amplitude, period, or phase shift as specified.Find the amplitude of y = 5 cos (2x - ?).
A. -2 B. 10 C. 5 D. ?
Mathematics
Factor.z2 - 14z + 49
A. (z - 14)(z + 14) B. (z - 7)2 C. (z - 7)(z + 7) D. (z + 7)2
Mathematics
Find the area of a sector of a circle if the radius of the circle is 12.3 cm and the arc of the sector is 36°. Round the answer to two decimal places.
(a) 54.13 cm² (b) 3.86 cm² (c) 47.53 cm² (d) 7.73 cm²
Mathematics
Solve.The amount of water used to take a shower is directly proportional to the amount of time that the shower is in use. A shower lasting 22 minutes requires 11 gallons of water. Find the amount of water used in a shower lasting 4 minutes.
A. 2 gallons B. 2.75 gallons C. 60.5 gallons D. 8 gallons
Mathematics