Question

a.
a.
C.
ose the correct answer.
The area of base of cylinder of radius r and height his
2πη
b. Ter?
C. 27tr2
d. 27erh
The number of zero of quadratic polynomial are-
2
b. 3
4
d. 6
The sum of zeros of polynomial -is-
a.
-b/a
b. b/a
C.
C/a
d. -c/a
He discriminate of quadratic equation - ax2 + bx +c=0
62 +4ac
b.
4ac-62
d.√b2=4ac​

Answer 1

Answer:

1.2πr

2.6

3 b/a

4.√b2=4ac

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