Evaluate the expression using the given values.x + 8y
x = 4, y = -3
A. 1
B. 12
C. -20
D. 29
Answer: C
Mathematics
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Determine whether the relation is a function.2x - 3y = 6
A. function B. not a function
Mathematics
Identify the domain and range of the relation.
A. Domain: {x|x ? -3}; Range: all real numbers B. Domain: all real numbers; Range: {y|y ? -3} C. Domain: {x|x ? -3}; Range: all real numbers D. Domain: all real numbers; Range: all real numbers
Mathematics
Solve the problem.Find the product of 4 and 911.
A. 3644 B. 3544 C. 3744 D. 3654
Mathematics
Provide an appropriate response.It can be shown that the inequalities -x ? x cos
? x hold for all values of x ? 0.Find 
x cos
if it exists.
A. 1 B. does not exist C. 0 D. 0.0007
Mathematics