Suppose that ln 2 = a and ln 5 = b. Use properties of logarithms to write each logarithm in terms of a and b.ln 
A. 
(a + b)
B. 
(a2 + b)
C. 
(a - b)
D. 
(2a + b)
Answer: D
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Perform the subtraction and simplify.
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?
A. 
B. ?
C. ?
D. ?
E. ?
Provide an appropriate response.2x + 3y = -84x + 2y = -1What number would you multiply the top equation by to eliminate the x terms?
Fill in the blank(s) with the appropriate word(s).
Solve the problem.Suppose the cost per ton, f(x), to build an oil platform of x thousand tons is approximated by 
What is the cost per ton for x = 50?
A. $3250.00 B. $2925.00 C. $10.00 D. $433.33
Write the function f as a set of ordered pairs. Give the domain and range of f.f(b) = -5, f(c) = -5, f(d) = -5, f(e) = -5
A. f = {(-5, b), (-5, c), (-5, d), (-5, e)}; D = {b, c, d, e}; R = {-5} B. f = {(b, -5), (c, -5), (d, -5), (e, -5)}; D = {-5}; R = {b, c, d, e} C. f = {(b, -5), (c, -5), (d, -5), (e, -5)}; D = {b, c, d, e}; R = {-5} D. f = {(-5, b), (-5, c), (-5, d), (-5, e)}; D = {-5}; R = {b, c, d, e}