Q1)(i) 2x²-4x+5-1/3(x²-5x+7)(ii)[x²-4x-1-(2x²-5x-2)]-(6x²-2x+1)Q2

Q1)(i) 2x²-4x+5-1/3(x²-5x+7)(ii)[x²-4x-1-(2x²-5x-2)]-(6x²-2x+1)Q2)(i) (1/2y²-1/3y-1)-(1/3y²-1/2y-3)-(1/4y²-1/3y-1/2)(ii) -2a²bc -1/2ab²c+1/3abc²+1/2a²bc -1/3ab²c+1/2abc²Q3)multiply 2/3ab²c with 4/3a²b³c⁴Q4)find the product of -4xy²,2/3xz²,4/5xyz and xy²zQ5) multiply x²+x+1 by x²-x+1Q6) multiply 5x-2/3xy² by 1/7xyQ7) multiply 4xyz-2xy by -3/5 xy Q8) find the value of(6x³)×(-7x²y²)×(1-1xy) at x=1 y=o.5Q9) simplify (-1/2xyz)×(-3/4x²yz)×(4/3xy²z²)×(2xyz)Q10) multiply (x+y+z) with( x²+y²+z²-xy-yz-zx)SOLVE AS MANY AS U CAN BUT PLEASE DO IT QUICK AND WITH EXPLANATION

Answer»

Answer:

nth term of an A.P (an) = pn + Q

To find: COMMON Difference (d)

Proof: We know that,

an = a + (n – 1)d

⇒ pn + q = a + (n – 1)d [given]

⇒ pn + q – a = (n – 1)d