What is 0.00000354 moles per liter in standard notation? What is 1.1x10 to the 5th in standard notation?

Please help this is for a math problem I cant solve.

Yuto and hila attempted to solve the same inequality. their work is shown below. which statement is true about the work shown above? yuto is correct because he isolated the variable correctly and reversed the inequality symbol. yuto is incorrect because he should not have reversed the inequality symbol. hila is correct because she isolated the variable correctly and reversed the inequality symbol. hila is incorrect because she should not have reversed the inequality symbol.

Bring the fraction a/a-4 to a denominator of 16-a^2

Identify the parent function that can be used to graph the function f(x)=3(x-9)2