Chapter 11: Problem 26
Solve the equation. $$\frac{1}{4}+\frac{4}{x}=\frac{1}{x}$$
Chapter 11: Problem 26
Solve the equation. $$\frac{1}{4}+\frac{4}{x}=\frac{1}{x}$$
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Get started for freeWhen you add rational expressions, you may need to factor a trinomial to find the LCD. Study the sample below. Then simplify the expressions in Exercises 46–49. $$\text { Sample: } \frac{2 x}{x^{2}-1}+\frac{3}{x^{2}+x-2}=\frac{2 x}{(x+1)(x-1)}+\frac{3}{(x-1)(x+2)}$$ The LCD is \((x+1)(x-1)(x+2)\) Note: If you just used \(\left(x^{2}-1\right)\left(x^{2}+x-2\right)\) as the common denominator, the factor \((x-1)\) would be included twice. $$\frac{7 x+2}{16-x^{2}}+\frac{7}{x-4}$$
Simplify the expression. $$\frac{2 x}{x+5}-\frac{3 x+2}{x+5}-\frac{4}{x+5}$$
Completely factor the expression. $$4 x^{2}-28 x+49$$
Simplify the radical expression. $$\sqrt{\frac{11}{9}}$$
Simplify the radical expression. $$\frac{1}{5} \sqrt{625}$$
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