Question

a) 2cm,
c) 3cm,
b) 4cm,
d) 6cm.
D
E
6cm
C
B
SECTION - B
2x3-6
21) Find the zeroes of the zeroes of the polynomial 3x2-x-4 and verify the
relationship between the zeroes and the coefficients.
22) Fin a quadratic polynomial, the sum and product of whose zeroes are 2, 1
respectively.
3
23) Find the 20th term from the last term of the AP 3, 8, 13,..,253.
AnamAN
3x2=6​

Answer 1

Answer:

6

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Answer 2

Step-by-step explanation:

we take d in negative because whenever question say find the nth term from last term then we have to take d opposite

i.e if d = 2 then we take it as -2

or if d= -2 then we take it as 2

hope u understand .