Express the interval in set-builder notation and graph the interval on a number line.(-?, 5.5]
A. {
x ? 5.5}
B. {
x < 5.5}
C. {
x ? 5.5}
D. {
x > 5.5}
Answer: A
Mathematics
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How much compound interest is earned on a deposit of $3600 at 0.75% compounded daily for 45 days?
A. $2.41 B. $4.26 C. $3.33 D. $3603.33
Mathematics
Solve the polynomial equation.x3 - 9x2 + x - 9 = 0
A. x = 9, -i, i B. x = -9, -i, i C. x = -1, 1, 9 D. x = -9, 9, i
Mathematics
Solve the combined inequality and graph the solution set. Write the solution in interval notation.-36 ? -5x - 1 < -11
A. (-7, -2]
B. [2, 7)
C. (2, 7]
D. [-7, -2)
Mathematics
Solve the system by using the inverse of the coefficient matrix. 2x1 - 6x2 = -6 3x1 + 2x2 = 13
A. (-2, -3) B. (2, 3) C. (-3, -2) D. (3, 2)
Mathematics