Examlex
Perform the operations and simplify the result when possible.
Arid Islands
Islands with a severely dry climate, receiving minimal annual rainfall, which affects their ecosystems and water resources.
Genetic Change
Alterations in the DNA sequence of an organism's genome, which can result in variations within a population over time.
Population
A group of individuals of the same species living in a specific area who interbreed.
Artificial Selection
The selection by humans of traits that are desirable in plants or animals and breeding only those individuals that have the desired traits. Compare with natural selection.
Q15: Subtract. <span class="ql-formula" data-value="\left( 3
Q17: Factor the expression completely. <span
Q43: Perform the indicated operation. Simplify, if
Q74: Perform the division. <span class="ql-formula"
Q83: Simplify: <span class="ql-formula" data-value="7 y
Q87: Solve: <span class="ql-formula" data-value="y ^
Q137: Evaluate the expression: <span class="ql-formula"
Q145: Multiply: <span class="ql-formula" data-value="( 5
Q253: Simplify: <span class="ql-formula" data-value="\left( 27
Q312: Simplify the radical expression. The variable