Thank you for registering.

One of our academic counsellors will contact you within 1 working day.

Please check your email for login details.
MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping

if 4x^2-12x+ k is a perfect square. Find the numerical value of k

if 4x^2-12x+ k is a perfect square. Find the numerical value of k

Grade:11

1 Answers

Harshit Panwar
108 Points
3 years ago
4x2-12x+k
=√4x2=2x
So, a=2x
2ab=2(2x)(b)
-12x=4x×b
b=-3
k=b2
k=9
Therefore, value of k is 9.
Hope it helps

Think You Can Provide A Better Answer ?

Provide a better Answer & Earn Cool Goodies See our forum point policy

ASK QUESTION

Get your questions answered by the expert for free