Question

1. HCF (336,54) 6. Find LCM (336,54).
OR
The decimal representation of will terminate after how many decimal places. 1600
Q 2. Find the 11th term of AP: -3. 2 Q 3. Find the sum of the first n positive integers.
Q 4.1f 6 is one zero of the polynomial x²-5x-K, then find k
OR
Find the zeros of the polynomial x²-3 Q5.Check whether the pair of equations x+3y-6 and 2x-3y=12 is consistant.
Q6. Find the discriminant of the equation 3 x²-2x+= 0 and hence find the nature of its roots?

Answer 1

Answer:

1. Hcf ×LCM(336,54)= product of given number

6×LCM (336,54) = 336×54

LCM(336,54)=

$336 \times 54 \\ 6$

= 56 ×5

=3024 ans