If a =1/2,b=3/2,c=-5/3 find the value. (i) a²-b²-c² (ii) a²+b²+c²(iii) ab+bc+ac (iv) abc+ab+bcc+ac (v) ab/2+3bc/2+ab/4+abc
Answers
Answered by
0
Answer:
a
2
+b
2
+c
2
=250 & ab+bc+ac=3, find a+b+c
→ the general formula
(a+b+c)
2
=a
2
+b
2
+c
2
+2(ab+bc+ac)
=250+2(3)
=250+6
∴(a+b+c)
2
=256
∴a+b+c=
256
∴a+b+c=16
Step-by-step explanation:
Attachments:
Similar questions