Find the value of a² + b² when a + b = 5, ab = 4.
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If 2m + 1/m = 3√2, find 8m³ + 1/m³.
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3√5 + 2/(3√5) can be simplified to:
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You need to purchase a textbook for nursing school. The book cost $80.00, and the sales tax where you are purchasing the book is 8.25%. You have $100. How much change will you receive back?
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Simplify: 64a³b⁶ / 216ab⁹.
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If x² < y², then which of the following cannot be true?
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If x − 1/x = −3, find the value of x² + 1/x².
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x⁴ − y⁴ =
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Factorize the following expression: 6a² + 3ak − 2ak − k².
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If y > 10 − x, what can be said about the value of x and y?
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The sum of two numbers is 83. If one number is two more than twice the other number, what are the numbers?
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Simplify: (−4)⁸/(−4)².
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Find the value of x from the following equation: 729^x = 9.
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Make “t” the subject of the following equation: u = v + at.
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Factorize: 16x² − 64.
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A number consists of two digits whose product is 8. If the digits are interchanged, the resulting number will exceed the original number by 18. Find the number.
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If m = √2 + √3, find the value of m² + 1/m².
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16 ÷ (25)^(-1/2) =
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