solve it solve it solve it
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Answered by
1
Answer:
3a²-10b²
=3×2²-10×3²
=3×4-10×9
=12-90
=-78
Answered by
1
Answer:
3 a ²-10b²
put values a =3 and b = 3
3(2)²-10(3)²
3(4)-10(9)
12-90
-78
please mark me as brainliest
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