Solve graphically.2x - y = 0
A. (-3, 4)
B. (3, 4)
C. No solution
D. Infinitely many solutions
Answer: C
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Solve the problem.Scores on a test are approximately normally distributed with a mean of 70 and a standard deviation of 9. The teacher wants to give A's to the top 10% of students. What is the bottom cutoff for an A grade? Round your answer to the nearest whole number.
A. 80 B. 90 C. 79 D. 82
Use a calculator to complete the table of sin and csc values and determine which of the tables below displays the correct values. (Be sure your calculator is in degree mode.) Round all answers to four digits past the decimal point. If you have a graphing calculator with table-building capabilities, use it to construct the tables. ?
A. ?x sin csc0° 0.0000 undefined30° 0.4000 2.100045° 0.7071 1.414260° 0.8660 1.154790° 1.0000 1 B. ?x sin csc0° 0.0000 undefined30° 0.7000 2.000045° 0.7071 1.414260° 0.8660 1.154790° 1.0000 1? C. ?x sin csc0° 0.0000 undefined30° 0.5000 2.000045° 0.7071 1.414260° 0.8660 1.154790° 1.0000 1? D. ?x sin csc0° 0.0000 undefined30° 0.1000 2.000045° 0.7071 1.414260° 0.8660 1.154790° 1.0000 1? E. ?x sin csc0° 0.0000 undefined30° 0.8000 2.200045° 0.7071 1.414260° 0.8660 1.154790° 1.0000 1?
Determine the area of the triangle. If necessary, round the answer to two decimal places.A = 83°, b = 9, 
A. 53.60 B. 3.29 C. 27.01 D. 26.80
Solve the equation.8x - 1 = 60 (Round to the nearest thousandth.)
A. 2.969 B. 3.969 C. 7.514 D. 1.969