vertify that -(-x)=8 for x=2/15
Answers
Answered by
2
Answer:
x=8.................
.
Answered by
1
Answer:
x=8−2
15
x
=
(
5
)
2
+(
3
)
2
−2
5
3
=
(
5
−
3
)
2
=
5
−
3
x
1
=
5
−
3
1
×
5
+
3
5
+
3
=
5−3
5
+
3
=
2
5
+
3
∴
x
+
x
2
=
5
−
3
+2(
2
5
+
3
)=2
5
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