Chapter 0: Problem 89
Simplify each algebraic expression. $$7(3 y-5)+2(4 y+3)$$
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Chapter 0: Problem 89
Simplify each algebraic expression. $$7(3 y-5)+2(4 y+3)$$
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$$\text { factor completely.}$$ $$-x^{2}-4 x+5$$
Find the union of the sets. $$\\{1,2,3,4\\} \cup\\{2,4,5\\}$$
Explain how to factor the difference of two squares. Provide an example with your explanation.
Determine whether each statement in Exercises 43–50 is true or false. $$-\pi \geq-\pi$$
List all numbers from the given set that are a. natural numbers, b. whole numbers, c. integers, d. rational numbers, e. irrational numbers, f. real numbers. $$\\{-7,-0 . \overline{6}, 0, \sqrt{49}, \sqrt{50}\\}$$
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