Evaluate the absolute value expression.
+ 
A. 2
B. 1
C. 0
D. -1
Answer: C
Mathematics
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Find the values of the variables.
= 
A. a = 7, x = 7 B. a = 7, x = 9 C. a = 9, x = 7 D. a = 9, x = 9
Mathematics
Solve the equation.
- 
= 1
A. x = 3, -1 B. x = -3, -1 C. x = 3 D. No solution
Mathematics
Find the composite function for the given functions.f ? g for f(x) = 5x + 7 and g(x) = -3x + 7
A. -15x + 42 B. 15x + 42 C. -15x + 28 D. -15x
Mathematics
Determine if the equation x² + y² -25 = 0 defines y as a function of x . Explain your answer.
What will be an ideal response?
Mathematics