Respuesta :
Answer:
Step-by-step explanation:
What are the factors of 40? 8 * 5
8 + 5 = 13
To do it algebraically gives you a quadratic:
A + B = 13
AB = 40
A(13 - A) = 40
A2 - 13A + 40 = 0
(A - 8)(A - 5) = 0
A = 8 and B = 5
Answer:
Step-by-step explanation:
What are the factors of 40? 8 * 5
8 + 5 = 13
To do it algebraically gives you a quadratic:
A + B = 13
AB = 40
A(13 - A) = 40
A2 - 13A + 40 = 0
(A - 8)(A - 5) = 0
A = 8 and B = 5