Use Special Sum Formulas to find the sum.
A. 155,992
B. 321,412
C. 165,256
D. 155,792
Answer: D
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Express the number in decimal notation.8.1 × 105
A. 81,000 B. 8,100,000 C. 405 D. 810,000
Use factoring by grouping to solve the equation.2x3 + 8x2 - 8x - 32 = 0
A. -8, -4, 4 B. -4, -2, 1 C. -2, 2, 4 D. -4, -2, 2
Find the midpoint of the segment having the given endpoints.(-0.6, 0.8) and (-1.3, 1.6)
A. (-0.95, 1.2) B. (1.2, -0.95) C. (0.4, -0.35) D. (-0.35, 0.4)
Solve the problem.When the temperature stays the same, the volume of a gas is inversely proportional to the pressure of the gas. If a balloon is filled with 246 cubic inches of a gas at a pressure of 14 pounds per square inch, find the new pressure of the gas if the volume is decreased to 41 cubic inches.
A. 
pounds per square inch
B. 78 pounds per square inch
C. 84 pounds per square inch
D. 70 pounds per square inch