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प्रश्न
What should be added to x2 + xy + y2 to obtain 2x2 + 3xy?
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उत्तर
Let a be the required term.
a + (x2 + y2 + xy) = 2x2 + 3xy
a = 2x2 + 3xy - (x2 + y2 + xy)
a = 2x2 + 3xy - x2 - y2 - xy
a = 2x2 - x2 - y2 + 3xy - xy
= x2 - y2 + 2xy
संबंधित प्रश्न
Add the following:
a − b + ab, b − c + bc, c − a + ac
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Add: -7mn + 5, 12mn + 2, 9mn - 8, -2mn - 3
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Add: ab - 4a, 4b - ab, 4a - 4b
What should be subtracted from 2a + 8b + 10 to get - 3a + 7b + 16?
Add the following algebraic expression: \[\frac{7}{2} x^3 - \frac{1}{2} x^2 + \frac{5}{3}, \frac{3}{2} x^3 + \frac{7}{4} x^2 - x + \frac{1}{3}, \frac{3}{2} x^2 - \frac{5}{2}x - 2\]
Subtract:
2a2 from − 7a2
Add the following expressions:
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