Solve the system. 4x + 5y = -6 3x + 7y = 2
A. {(-4, -2)}
B. ?
C. {(-4, 2)}
D. {(2, -4)}
Answer: C
Mathematics
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If the statement is true for all sets C and D, write "true." If it is not true for all sets C and D, write "false." Assume that C ? ?, U ? ?, and C ? U.U ? ?
A. True B. False
Mathematics
Evaluate the function for the given value of x.f(x) = 2x2 - 6x - 2 , x = 2
A. f(2) = 4 B. f(2) = -6 C. f(2) = -10 D. f(2) = -4
Mathematics
Find the volume.Find the volume of a cone with height 2 centimeters and diameter 9 centimeters. Use 3.14 as an approximation for ?. Round to the nearest whole number.
A. 254 cm3 B. 170 cm3 C. 42 cm3 D. 38 cm3
Mathematics
How many possibilities are there for a 4 input OR gate?
What will be an ideal response?
Mathematics