Workshop Calculation And Science algebra Page-2 Question Bank

6.  Which is the formula for am / an?
am / an के लिए फार्मूला क्या है?  [Bharat Skill QB]

(A) (am)n
(B) am x n
(C) am - n
(D) am + n

7.  Which is the formula for 1/am?
1/am का मान क्या है?  [Bharat Skill QB]

(A) am
(B) a-m
(C) 
(D) 

8.  What is the formula for (a-b)²?
(a-b)² का सूत्र क्या है?  [Bharat Skill QB]

(A) a2 - 2ab - b2
(B) a2 - 2ab + b2
(C) a2 + 2ab + b2
(D) -a2 - 2ab - b2

9.  What is the expanded form of (a+b)2?
(a+b)2 का विस्तारित रूप क्या है?  [NCVT Exam 24]

(A) a2 + 2ab + b2
(B) a2 - 2ab + b2
(C) -a2 - 2ab + b2
(D) a2 + 2ab - b2

10.  Which is equal to (a+b)2-(a-b)2
कौन (a+b)2-(a-b)2 के बराबर है?  [Bharat Skill QB]

(A) 2ab
(B) 3ab
(C) 4ab
(D) 5ab