Part A: Write the expression x2 - 18x + 45 as a product of two linear expressions. Show your work and justify each step. (5 points)

Part B: Rewrite x2 - 6x + 9 as a square of a linear expression. (3 points)

Part C: Do the expressions in parts A and B have a common factor? Justify your answer. (2 points)

Question

Part A: Write the expression x2 - 18x + 45 as a product of two linear expressions. Show your work and justify each step. (5 points)

Part B: Rewrite x2 - 6x + 9 as a square of a linear expression. (3 points)

Part C: Do the expressions in parts A and B have a common factor? Justify your answer. (2 points)

anonymous · Answer

@Nnesha

nnesha · Answer

do you know how to factor quadratic equation ??

anonymous · Answer

not really I don't understand it.

welshfella · Answer

for part A you need to think of 2 numbers which when multiplied give 45 and when added give -18 - note the negative.

nnesha · Answer

|dw:1428166297919:dw|
leading coefficent  is one 
you need two number there product should be equal to =AC
and when you add or multiply them you should get = b