Plz solve this...
(ax+by)²+(bx-ay)²
Answers
Answered by
0
Answer:
(ax+by)
2
+(bx−ay)
2
By using the formula (a+b)
2
and(a−b)
2
'we get,
=a
2
x
2
+b
2
y
2
+2abxy+b
2
x
2
+a
2
y
2
−2abxy
=a
2
x
2
+b
2
y
2
+b
2
x
2
+a
2
y
2
Rearranging the terms
=a
2
x
2
+b
2
x
2
+b
2
y
2
+a
2
y
2
By taking the common terms out
=x
2
(a
2
+b
2
)+y
2
(a
2
+b
2
)
So we get,
(ax+by)
2
+(bx−ay)
2
= (a
2
+b
2
)(x
2
+y
2
)
Step-by-step explanation:
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Answered by
1
Step-by-step explanation:
a2x2 + b2y2 + b2x2 + a2y2
a2(x2 + y2) + b2( x2 + y2)
(a2 + b2)(x2 + y2)
please mark me the brainloest
and this is the right answer.
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