Find the value of c that would make the following expression a
2 answers:
Answer:
c = 196
Step-by-step explanation:
28 /2 = 14
14 x 14 = 196
formula =( b/2) x 2
Answer:
c = 196
Step-by-step explanation:
To obtain a perfect square trinomial
Add ( half the coefficient of the x- term )² to x² + 28x
x² + 2(14)x + (14)², that is
x² + 28x + 196
= (x + 14)² ← a perfect square
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