Step-by-step explanation:Given, a + b + c = 9 and ab + bc + ca = 40
Step-by-step explanation:Given, a + b + c = 9 and ab + bc + ca = 40We know that,
Step-by-step explanation:Given, a + b + c = 9 and ab + bc + ca = 40We know that,(a + b + c)2 = a 2 + b 2 + c 2 + 2ab + 2bc + 2ca
Step-by-step explanation:Given, a + b + c = 9 and ab + bc + ca = 40We know that,(a + b + c)2 = a 2 + b 2 + c 2 + 2ab + 2bc + 2ca⇒ a 2 + b 2 + c 2 = (a + b + c)2 – 2 (ab + bc + ca)
Step-by-step explanation:Given, a + b + c = 9 and ab + bc + ca = 40We know that,(a + b + c)2 = a 2 + b 2 + c 2 + 2ab + 2bc + 2ca⇒ a 2 + b 2 + c 2 = (a + b + c)2 – 2 (ab + bc + ca)⇒ a 2 + b 2 + c 2 = (9)2 – 2 × 40 = 81 – 80 = 1 [a + b + c = 9 and ab + bc + ca = 40]
Step-by-step explanation:Given, a + b + c = 9 and ab + bc + ca = 40We know that,(a + b + c)2 = a 2 + b 2 + c 2 + 2ab + 2bc + 2ca⇒ a 2 + b 2 + c 2 = (a + b + c)2 – 2 (ab + bc + ca)⇒ a 2 + b 2 + c 2 = (9)2 – 2 × 40 = 81 – 80 = 1 [a + b + c = 9 and ab + bc + ca = 40]Thus, the value of a 2 + b 2 + c2 is 1 .
Answers & Comments
Verified answer
Question:-
Compute for P(z > – 1.53) using the standard normal curve. Construct a curve then shade the region Corresponding to the area.
Solution:-
[refer to the above attachment]
Hope you have satisfied. ⚘
Step-by-step explanation:
Step-by-step explanation:Given, a + b + c = 9 and ab + bc + ca = 40
Step-by-step explanation:Given, a + b + c = 9 and ab + bc + ca = 40We know that,
Step-by-step explanation:Given, a + b + c = 9 and ab + bc + ca = 40We know that,(a + b + c)2 = a 2 + b 2 + c 2 + 2ab + 2bc + 2ca
Step-by-step explanation:Given, a + b + c = 9 and ab + bc + ca = 40We know that,(a + b + c)2 = a 2 + b 2 + c 2 + 2ab + 2bc + 2ca⇒ a 2 + b 2 + c 2 = (a + b + c)2 – 2 (ab + bc + ca)
Step-by-step explanation:Given, a + b + c = 9 and ab + bc + ca = 40We know that,(a + b + c)2 = a 2 + b 2 + c 2 + 2ab + 2bc + 2ca⇒ a 2 + b 2 + c 2 = (a + b + c)2 – 2 (ab + bc + ca)⇒ a 2 + b 2 + c 2 = (9)2 – 2 × 40 = 81 – 80 = 1 [a + b + c = 9 and ab + bc + ca = 40]
Step-by-step explanation:Given, a + b + c = 9 and ab + bc + ca = 40We know that,(a + b + c)2 = a 2 + b 2 + c 2 + 2ab + 2bc + 2ca⇒ a 2 + b 2 + c 2 = (a + b + c)2 – 2 (ab + bc + ca)⇒ a 2 + b 2 + c 2 = (9)2 – 2 × 40 = 81 – 80 = 1 [a + b + c = 9 and ab + bc + ca = 40]Thus, the value of a 2 + b 2 + c2 is 1 .