Which values for a and b make the statement (a + 2) (b - 9) = 0 true?

a = 2, b = - 9

a = - 2, b = 9

a = - 2, b = - 9

a = 2, y = 9

What numbers are missing from the pattern below? 15,16,18,21,?,?,?,?, 51,60,70,81

What is 54 to the third power

What equation is described below? 60 is 15 times as many as 4 Possible Answers: 4*15=60 60:15=4 15+4=60 60:4=15 60-15=4

Original amount 90$ new amount 84.50 what's the percent of change?

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