Subtract.(5x2 + 5x - 8) - (2x2 - 9)
A. 7x2 + 14x - 8
B. 7x2 + 5x - 17
C. 3x2 + 14x - 8
D. 3x2 + 5x + 1
Answer: D
Mathematics
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Use the table below to write the traditional Chinese numeral as a Hindu-Arabic numeral.
A. 21,637 B. 261,637 C. 2637 D. 2367
Mathematics
Add. -6.332 + (-3.530)
A. 2.802 B. -9.862 C. 9.862 D. 22.352
Mathematics
Find the indicated set.Let U = Universal set = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, A = {2, 3, 4, 5, 8}, B = {1, 4, 6, 7, 9} and C = {2, 3, 4, 6}.Find 
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A. {1, 2, 3, 4, 5, 6, 7, 8, 9} B. {0} C. {0, 1, 2, 3, 5, 6, 7, 8, 9} D. {4}
Mathematics
Translate the sentence to an equation using the variable x. Then solve the equation.If 5 times a number is added to -4, the result is equal to 9 times the number.
A. 5x + (-4) = 9x; -1 B. 9(5x - 4) = -4; -1 C. 5x + 4x = 9; 1 D. 5x - (-4) = 9x; 1
Mathematics