Determine whether the ordered pair is a solution of the given linear equation.y = 5x - 3; (1, 2)
A. no
B. yes
Answer: B
Mathematics
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Use DeMorgan's Laws to rewrite the negation of the statement.The number x is not less than 7 and y is not greater than 0.
A. The number x is not less than 7 or y is not greater than 0. B. The number x is less than 7 or y is greater than 0. C. The number x is less than 7 and y is not greater than 0. D. The number x is less than 7 and y is greater than 0.
Mathematics
Find a and b.If 9 < x < 5, then a < 1 - 6x < b.
A. a = -53, b = -29 B. a = -29, b = -53 C. a = 55, b = 31 D. a = 31, b = 55
Mathematics
Solve the equation.16x2 - 7x + 1 = 0
A. 
± 
B. - 
± 
C. 
± i
D. - 
± i
Mathematics
Determine which value(s), if any, must be excluded from the domain of the variable in the expression.
A. x = -9
B. x = 0, x = - 
C. x = -81
D. none
Mathematics