Hello, I need help on my Mathematics 30-1 Quiz 6.2 (Pre-calculus) Numerical Responses #1-#3

Mathematics 30-1 Quiz 6.2 - TS Numerical Response 1. The numerical coefficient of the term with x' in the expansion of (2x - 1) is Hint: Use THI = " Cranky. Numerical Response 2. Find the numerical coefficient of the simplified term containing x" for the expansion of (x + 1 ), to the nearest hundredth. Hint: Expand to the x" term. Numerical Response an are of baintor al now 3. Determine the coefficient of the fifth term of the expansion of (1 - 2x) if the polynomial is written in ascending order by degree of x. Hint: The entire expansion is not required