Question

3. Find the value of 'p' for which roots of the equation are real and equal.
5x² - 4x + 2 + p (4x2 - 2x - 1) = 0.
42 chairs and 3 tables together cost 2000 whereas 4 chairs and 2 tables​

Answer 1

Answer:

I'm not sure answer

Step-by-step explanation:

I'm not sure

Answer 2

Answer: value of p is (-5/4)

step by step:

5x² - 4x + 2 + p (4x2 - 2x - 1) = 0.

p ( - 2x - 1) = - 5x² + 4x - 2

p = (-5x²/4x2)+(4x/- 2x)-(2/-1)

p = (-5/4)-2+2

p = (-5/4)+0

p = (-5/4) ans