Solve the equation.(-7x + 3)2 = 4(-7x + 3) + 5
A. 
B. 
C. {5, -1}
D. 
Answer: B
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Use a calculator to find the function value. Give your answer rounded to seven decimal places, if necessary.tan 55°18'
A. 1.4444834 B. 1.4447834 C. 1.4450834 D. 1.4441834
Solve the problem.An insurance company says that at age 50 one must choose to take $10,000 at age 60, $30,000 at 70, or $50,000 at 80 ($0 death benefit). The probability of living from 50 to 60 is 0.87, from 50 to 70, 0.62, and from 50 to 80, 0.42. Find the expected value at each age.
A. 60: $6200 70: $18,600 80: $21,000 B. 60: $8700 70: $12,600 80: $21,000 C. 60: $8700 70: $26,100 80: $43,500 D. 60: $8700 70: $18,600 80: $21,000
Use the cofunction identities to find an angle ? that makes the statement true.tan ? = cot (30°+ 5?)
A. ? = 6° B. ? = 16° C. ? = 75° D. ? = 10°
Find the odds.A number cube labeled with numbers 1, 2, 3, 4, 5, and 6 is tossed. What are the odds in favor of the cube showing a number less than 3?
A. 1:1 B. 2:1 C. 1:3 D. 1:2