235k views
1 vote
Factor - 3x - 28

ax² + bxtc
Identify the values that should be written to
complete the X diagram.
On the top:
On the bottom:
On the sides
ас
Rewrite the expression using the numbers on the
sides of the X diagram.
Use double grouping to factor the four terms.
x2 – 3x – 28

2 Answers

6 votes

x2 – 3x – 28 = (x-7)(x+4)

User Northern Poet
by
6.8k points
5 votes

Answer:

On the top:-28

On the bottom: -3

On the sides: -7 and 4

X2-3x-28=(x-7)(x+4)

Step-by-step explanation: I got it correct on Edge

User LearningRoR
by
6.4k points
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