Evaluate the expression for the given replacement values.x - y
for x = -1, y = -24
A. -23
B. 23
C. 25
D. -25
Answer: B
Mathematics
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Translate the argument into symbolic form. Then use a truth table to determine whether the argument is valid or invalid. (Ignore differences in past, present, and future tense.)If Emilio and Rodrigo both cook, then the meal is tasty.
? Rodrigo did not cook.
What will be an ideal response?
Mathematics
Determine whether the following is always true or not always true. Given reasons for your answers.(u × v) ? v = 0
What will be an ideal response?
Mathematics
Use the graph of the function to estimate the x-intercepts.y = x2 + 3x - 18
A. x = 0 B. x = -6, x = 3 C. x = -3, x = 6 D. x = -3, x = 18
Mathematics
Find the perimeter of the figure.
A. 80 m B. 130 m C. 110 m D. 160 m
Mathematics