3 years ago

Given that x square + 5 x + c is a perfect square find the value of C

Mathematics

1 answer:

lawyer [7]3 years ago

5 0

Answer:

c = $\frac{25}{4}$

Step-by-step explanation:

To make a perfect square

add ( half the coefficient of the x- term )² to x² + 5x

x² + 5x + ( $\frac{5}{2}$ )²

= x² + 5x + $\frac{25}{4}$

= (x + $\frac{5}{2}$ )² ← a perfect square

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Given that x square + 5 x + c is a perfect square find the value of C ​

Given that x square + 5 x + c is a perfect square find the value of C