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

Find the value of the following expressions, when x = –1: 2x 2 – x – 2

 Find the value of the following expressions, when x = –1: 
 2x 2 – x – 2

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5969 Points
10 months ago
Dear Student

From the question it is given that x = -1
Then, substitute the value of x in the question
= (2 × (-1)^2)–(-1)–2
= (2 × 1) + 1–2
=2 + 1–2
=3–2
=1

Thanks

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