What is the formula of (a – b – c)2?

We know that, (a + b+ c)2 = a2 + b2 + c2 + 2 ab + 2 bc + 2ca(a – b – c)2 = [a + (– b) + (– c)]2(a – b – c)2 = a2 + b2 + c2 – 2ab + 2bc – 2ca

Q4 of 13 Page 48

What is the formula of (a – b – c)²?

We know that, (a + b+ c)² = a² + b² + c² + 2 ab + 2 bc + 2ca

(a – b – c)² = [a + (– b) + (– c)]²

(a – b – c)² = a² + b² + c² – 2ab + 2bc – 2ca

Factorize: 1 – 2ab – (a² + b²)

If . Find the value of .

If the polynomial az³ + 4z³ + 3z – 4 and z³ – 4z + a leaves the same remainder when divided z – 3. Find a.

If x¹¹ + 101 is divided by x + 1 then what remainder do we get.

Questions · 13

2. Polynomials

1 2 3 4 5 6 7 8 9 10 11 12 13