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. ​

Write an expression that represent sarah’s total pay last week. represent her hourly wage with w monday 5 tuesday 3 wednesday 0 noah hours wednesday 8 only with w wage did noah and sarah earn the same amount last week?

Data from 2005 for various age groups show that for each $100 increase in the median weekly income for whites, the median weekly income of blacks increases by $105. also, for workers of ages 25 to 54 the median weekly income for whites was $676 and for blacks was $527. (a) let w represent the median weekly income for whites and b the median weekly income for blacks, and write the equation of the line that gives b as a linear function of w. b = (b) when the median weekly income for whites is $760, what does the equation in (a) predict for the median weekly income for blacks?

What is the value of x? enter your answer in the box. x =