What would be the best microscope to view living single-celled organisms in a sample of pond water?

In the following exercise, solve for x.

Write as a single logarithm: $\ln 2-\ln 3+\ln 7$.

Write the expression as a single power of the base.

$$5 \cdot 5^2 \cdot 5^3$$

Write each expression as a single natural logarithm. $2 \ln 8-3 \ln 4$

Write each logarithmic expression as a single logarithm. $\log _{7} x+\log _{7} y-\log _{7} z$

Write each logarithmic expression as a single logarithm. $\log _{2} 9-\log _{2} 3$

Write each expression as a single radical. Then simplify your answer. $\sqrt{\sqrt[4]{2 x}}$

Find the indicated function f of a single variable. f(y)=H(0, y) for $H(x, y)=x^{2}-5 x y-y^{2}+2$

Write $2 \ln x+\ln \dfrac{x^3}{y^2}-4 \ln \sqrt{x+y}$ as a single logarithm.

Single-celled organisms known as diatoms have glasslike walls and are a type of algae. True or False.

Complements and the Addition Rule

b. Develop a formula for the probability of not getting $A$ or not getting $B$ on a single trial. That is, find an expression for $P(A$ or $B)$.

What happens to the diffraction pattern of a single slit when the entire optical apparatus is immersed in water?

For this exercise, you will write as a single inequality: $x$ is greater than $-5$ and less than or equal to 1.

Find the indicated function f of a single variable. f(x)=L(x,-2) for L(x, y)=25 x+5 y-6 xy