Question

Q1)factorize
1)7√2x²-10x-4√2
2)(2x³)³+(54y³)³
3)5√5a³-2√2b³
Q2)IF f(x) =X²-5X+1 EVALUATE f(2)-f(-1)+f(1/3)
Q3)find the value of pand qso that (x²)²+px³+2x²-3x+q is divisible by x²-1

Answer 1

1) 7√2x^2-10x-4√2
= 7√2x^2-14x+4x-4√2
= 7√2x(x-√2)+4(x-√2)
= (7√2x+4)(x-√2)
2 and 3 me formula use kr de aa jayega