Post Your Answer
Post Your Answer
Post Your Answer
Post Your Answer
Post Your Answer
Ans 1:
Class : Class 10
'a' is positive as the parabola is opened upwards and 'c' is negative as it cut negative(-ve) X-Axis. Not sure about 'b'.
Ans 2:
Class : Class 10
b is negative because -b/2a is minimum value of x for which equation satisfies which is veSo, -(-ve)/2( ve) is positive so b need to be negative
Ans 3:
Class : Class 10
b is negative because -b/2a is minimum value of x for which equation satisfies which is veSo, -(-ve)/2( ve) is positive so b need to be negative
Ans 9:
Class : Class 10
a is positive as the parabola opens upward, c is negative as it cuts negative y axis at p and b is negative
is also called ________.
(A) Rs. 10
(B) Rs. 5
(C) Rs. 6
(D) Rs. 7
(A) 20
(B) 22 (C) 24
(D) 25