Write the phrase as a mathematical expression. Use x as the variable.The quotient of 1 less than a number and 8 more than the number
A. (x - 1) + (x + 8)
B. 
C. 
D. 
x
Answer: B
Mathematics
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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
Mathematics
Find a symbolic representation for f-1(x).f(x) = 
A. f-1(x) = 
B. f-1(x) = 
C. Not a one-to-one function
D. f-1(x) = 
Mathematics
Factor completely.2x3 + 6x2y - 20xy2 = 2x( 
)( 
)
A. x + 4y, x - 5y B. x + 2y, x - 5y C. x + 4xy, x - 5y D. x - 2y, x + 5y
Mathematics
Multiply.0.093 × 0.37
A. 0.003441 B. 3.441 C. 0.0003441 D. 0.03441
Mathematics