Decide whether the problem is an equation or an expression.9(7x + 8) - 3(7x - 3)
A. Expression
B. Equation
Answer: A
Mathematics
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Write the inequality in interval notation.-9 ? x < -3
A. (-9, -3) B. [-9, -3) C. (-9, -3] D. [-9, -3]
Mathematics
Find the function value.Let f(x) = 3(1 - x). Find f(3).
A. 9
B. 
C. -6
D. 
Mathematics
Use the properties of logarithms to find the exact value of the expression. Do not use a calculator.log2 36 - log2 18
A. 2 B. 36 C. 18 D. 1
Mathematics
Find the indicated intercept(s) of the graph of the function.y-intercept of f(x) = 
A. (0, 8)
B. 
C. 
D. none
Mathematics