Question

Find the value of a+b if the polynomial x^3-ax²-13x+b has x = 1 - 3​

Answer 1

Answer:

Steps to find LCM

Find the prime factorization of 720

720 = 2 × 2 × 2 × 2 × 3 × 3 × 5

Find the prime factorization of 1296

1296 = 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3

Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:

LCM = 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 5

LCM = 6480