x^2-a^2-5x^2+2a^2-4x^2+4a^2
Answers
Answered by
0
The required sum = (x
2
−a
2
)+(−5x
2
+2a
2
)+(−4x
2
+4a
2
)
=x
2
−a
2
−5x
2
+2a
2
−4x
2
+4a
2
=(1−5−4)x
2
−(1−2−4)a
2
=(1−9)x
2
−(1−6)a
2
=−8x
2
+5a
2
Answered by
0
Step-by-step explanation:
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