Use the properties of logarithms to find the exact value of the expression. Do not use a calculator.log5 58
A. 40
B. 1
C. 8
D. 5
Answer: C
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Find the expected value.A commercial building contractor is trying to decide which of two projects to commit her company to. Project A will yield a profit of $50,000 with a probability of 0.6, a profit of $84,000 with a probability of 0.3, and a profit of $10,000 with a probability of 0.1.Project B will yield a profit of $100,000 with a probability of 0.1, a profit of $66,000 with a probability of 0.7, and a loss of $20,000 with a probability of 0.2.Find the expected profit for each project. Based on expected values, which project should the contractor choose?
A. Project A:$56,200 Project B: $52,200 Contractor should choose project A B. Project A: $47,200 Project B: $52,200 Contractor should choose project B C. Project A: $56,200 Project B: $60,200 Contractor should choose project B D. Project A: $48,000 Project B: $48,666 Contractor should choose project A
Find the exact value of the expression.sin
A. 
B. 
C. - 
D. 
An arithmetic sequence is given. Find the common difference and write out the first four terms.{7n + 3}
A. d = 3; 10, 17, 24, 31 B. d = 3; 7, 10, 17, 24 C. d = 7; 10, 17, 24, 31 D. d = 7; 7, 10, 17, 24
Determine whether the given equation is a rational function.f(x) = 
- 2x
A. No B. Yes