Question: expand and simplify show the work 1. a) (3x + 7)(4x + 5) b) (5x - 6) 2 2. factor fully show the work a)

expand and simplify

show the work

1.

a) (3x + 7)(4x + 5)

b) (5x - 6)2

2.

factor fully

show the work

a) x2 + 11x + 18

b) 81x2 + 90x + 25

c) 2x2 + 11x + 5

d) 6x2 - 19x + 10

show the work

3.

determine the 4 integer values for k, such that x2 + kx + 10 can be factored

4.

determine the value b that would make 25x2 + bx + 144 a perfect squared trinomial.

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