Decide whether the following is an expression or an equation. If it is an expression, simplify it. If it is an equation, solve it.
- 4 = 1
A. Equation; 12 - x
B. Expression; -20
C. Equation; 20
D. Expression; -12
Answer: C
Mathematics
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Factor the polynomial f(x). Then solve the equation f(x) = 0.f(x) = x3 + 3x2 - 16x - 48
A. (x - 3)(x + 4)(x - 4) ; 3, -4, 4 B. (x + 3)(x + 4)(x - 5) ; 3, -4, 5 C. (x + 3)(x - 4)(x + 4) ; -3, 4, -4 D. (x - 3)(x + 4)(x - 4) ; -3, 4, -4
Mathematics
Evaluate the integral by changing the order of integration in an appropriate way.
A. 5 ln 4 (1 - sin 49)
B. 5 ln 4 (1 - cos 49)
C. 
ln 4 (1 - cos 49)
D. 
ln 4 (1 - sin 49)
Mathematics
Solve the problem.Suppose that g is continuous and that 
and 
Find 
.
A. 6 B. 20 C. -20 D. -6
Mathematics
Solve the equation.3(3x - 6 ) = 27
A. {9}
B. {3}
C. {-3}
D. 
Mathematics