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Magazine Problem 51
Solve the given equation. $$\sqrt{2 x-1}=\sqrt{x+5}$$
Problem 51
In each of the following, perform the indicated operations and simplify as completely as possible. Assume all variables appearing under radical signs are non negative. $$\sqrt{45 x}-\sqrt{20 x}$$
Problem 51
Simplify each expression as completely as possible. Be sure your answers are in simplest radical form. Assume that all variables appearing under radical signs are nonnegative. $$\frac{3}{\sqrt{x}}$$
Problem 51
Perform the indicated operations. Simplify all answers as completely as possible. Assume that all variables appearing under radical signs are nonnegative. $$\frac{10}{\sqrt{11}}$$
Problem 52
Use a calculator to find the following square roots. Round off your answers to the nearest hundredth. $$\sqrt{7.85}$$
Problem 52
Simplify each expression as completely as possible. Be sure your answers are in simplest radical form. Assume that all variables appearing under radical signs are nonnegative. $$\frac{4}{\sqrt{y}}$$
Problem 52
Solve the given equation. $$\sqrt{3 x+4}=\sqrt{5 x-8}$$
Problem 52
In each of the following, perform the indicated operations and simplify as completely as possible. Assume all variables appearing under radical signs are non negative. $$\sqrt{54 x}-\sqrt{24 x}$$
Problem 52
Perform the indicated operations. Simplify all answers as completely as possible. Assume that all variables appearing under radical signs are nonnegative. $$\frac{12}{\sqrt{5}}$$
Problem 53
In each of the following, perform the indicated operations and simplify as completely as possible. Assume all variables appearing under radical signs are non negative. $$\sqrt{20 y^{3}}-\sqrt{45 y^{3}}$$
