Question

please give me answer fast
this my sister class sum class:- x​

Answer 1

Answer:

a). 12x²-x-1

so . 12x²-x-1 =0

be put zero to make equation

11x²-1 =0

11x²= 0+1

11x²= 1

x²=1/11

x²= 11

B) 2x²+ 3x+ 1

2x²+ 3x = 0 -1

2x²+3x= -1

x²+x= -1/2+3

answers

c) you writ 3 I number question is wrong

tha write is (12a)²-25ab+( 12b)²

if it write so answer is

(12×12× a×a)-25ab+ 12×12×b×b

144a² -25 ab + 144b²

Answer 2

Answer:

hii

my name is Abid

from Assam...