Which of the following shows factoring of polynomials with difference of two squares? Choices:
⟩⟩ x2-2xy+y = (x-y)(x-y)
⟩⟩ 4a2 – b2 = (2a+b)(2a-b)
⟩⟩ 25m4+15m3 = 5m2 (5m2+3m)
⟩⟩ x2-x-2 = (x-2)(x+1)

need solution, hope someone answer this tricky question. ​

34 cup. a serving of vegetable soup is 23 cup. the restaurant sold 20 servings of chicken noodle soup and 18 servings of vegetable soup. how many more cups of chicken noodle soup did they sell than cups of vegetable soup?

The amount of money, in dollars, in an account after t years is given by a = 1000(1.03)^t. the initial deposit into the account was $_^a0 and the interest rate was _a1% per year. only enter numbers in the boxes. do not include any commas or decimal points^t. the initial deposit into the account was $__^a0 and the interest rate is % per year.

The class wants to raise a total of $750.if they receive a profit of $1.25 from each candybar sold, how many bars must they sell to reachtheir goal