Solve the inequality and graph. Express your answer in interval notation.-3(3x - 2) < -12x - 21

A. (-9, ?)

B. [-9, ?)

C. (-?, -9]

D. (-?, -9)


Answer: D

Mathematics

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Solve.An open-top rectangular box has a square base and it will hold 107 cubic centimeters (cc). Each side of the base has length x cm. Its surface area S is given byS(x) =  + x2. Graph the function on the interval (0, ?).

A.

B.

C.

D.

Mathematics

Find  and .f(x, y) = xye-y

A.  = ye-y = xe-y(y - 1)
B.  = ye-y = xe-y
C.  = ye-y = xe-y(1 - y)
D.  = ye-y = - xye-y

Mathematics

Solve for the base. Round to the nearest cent.Part: $8.94 Rate of increase: 10%

A. $8.13 B. $9.83 C. $108.13 D. $8.94

Mathematics

Perform the indicated operations.Estimate by rounding to the nearest ten, then find the actual sum. 48172687

A. Estimate:  210 Actual:  193 B. Estimate:  200 Actual:  265 C. Estimate:  193 Actual:  145 D. Estimate:  190 Actual:  178

Mathematics