Given functions f and g, determine the domain of f + g.f(x) = 5x + 5,g(x) = 
A. (-?, -3) or (-3, ?)
B. (-?, 6) or (6, ?)
C. (-?, ?)
D. (0, ?)
Answer: B
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Factor out the common binomial factor as the GCF.7m(5 - m) + 4n(5 - m)
A. (4m + 7n)(5 - m) B. m(7 + 4n)(5 - 1) C. (7m - 4n)(5 - m) D. (7m + 4n)(5 - m)
Solve the problem.A coil of wire rotating in a magnetic field induces a voltage given by e = 20 sin 
,where t is time in seconds. Find the smallest positive time to produce a voltage of 10
.
A. 2.8 sec B. 3 sec C. 2.8? sec D. 3? sec
Find the amount to be paid by the insurance company. Assume the policy includes an 80% coinsurance clause. Round to the nearest dollar.Replacement Cost of Building: $340,000Face Value of Policy: $306,000Amount of Loss: $2,500
A. $2,222 B. $2,000 C. $2,500 D. $2,813
Simplify the polynomial by combining like terms.9x2 - 10x - 5 + -6x2 - 7x + 9
A. 3x2 - 17x + 4 B. 3x2 + 17x + 4 C. 3x2 - 17x - 14 D. 3x2 - 4x - 14