Which statement best describes the polynomial? -24x^7-12x^2-9x+6

a. it is in standard form because the exponents are in order from highest to lowest.
b. it is in standard form because the coefficients are in order from highest to lowest.
c. it is not in standard form because the constant should be the first term.
d. it is not in standard form because it can be further simplified.

Assume that there is a 11% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on four independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?

Which expression gives the exact value of x?

Afarm is to be built in the shape of quadrilateral abcd, as shown below. all four sides are equal. a rhombus abcd is shown with diagonal ac equal to 15.5 feet and diagonal bd equal to 13.2 feet. what is the area of the farm? pleas only pick from the 4 below 62 square feet 52.8 square feet 57.4 square feet 102.3 square feet