What is true about certificates of deposit?

they offer lower interest rates than savings account.
they are the most liquid account available.
the money has to remain in the account for a specified period of time.
all of the above are true.

Average salary for a medical assistant is $31,220 which is a 20% income tax bracket how much money would they pay in income tax?

Which of the statements about the graph of the function y = 2x are true? check all of the boxes that apply. the domain is all real numbers x because the exponent of 2 can be any real number when the x-values increases by 1 unit, the y-value multiplies by 2. the y-intercept is (0, 1). the graph never goes below the x-axis because powers of 2 are never negative. the range is all real numbers.

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?