Solve. Check for extraneous solutions.
= 5 - 2x
A. 
B. 
C. {5}
D. 
Answer: D
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Determine whether the expression shown is a sum, difference, product, or quotient.3 × 2
A. product B. sum C. difference D. quotient
Solve the initial value problem.Differential Equation: 
= i + (6t3 - 3t)j + 
kInitial Condition: r(0) = 2j + (ln 8)k
A. r(t) = ti + 
j + ln(t + 8)k
B. r(t) = i + 
j + (ln 8)k
C. r(t) = ti + 
j + (ln 8)k
D. r(t) = ti + 
j + (ln t)k
Find the requested composition of functions.Given f(x) = |12 - x| and g(x) = 3x + 8, find (g ? f)(x).
A. |4 + 3x| B. |4 - 3x| C. 3 + 8|12 - x| D. 3|12 - x| + 8
Use slope to determine whether the quadrilateral with the given vertices forms a parallelogram. If it is a parallelogram, determine whether it is also a rhombus.A(-2, 4), B(1, 7), C( 3, -1), D(6, 2)
A. No, it is not a parallelogram (nor is it a rhombus). B. Yes, it is a parallelogram and it is also a rhombus. C. Yes, it is a parallelogram but it is not also a rhombus.