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प्रश्न
Simplify combining like terms: (3y2 + 5y - 4) - (8y - y2 - 4)
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उत्तर
(3y2 + 5y - 4) - (8y - y2 - 4)
= 3y2 + 5y - 4 - 8y + y2 + 4
= 3y2 + y2 + 5y - 8y - 4 + 4
= y2 (3 + 1) + y(5 - 8) + 4 (1 - 1)
= 4y2 - 3y
संबंधित प्रश्न
Subtract 4p2q − 3pq + 5pq2 − 8p + 7q − 10 from 18 − 3p − 11q + 5pq − 2pq2 + 5p2q
Simplify combining like terms: 21b − 32 + 7b − 20b
Add: -7mn + 5, 12mn + 2, 9mn - 8, -2mn - 3
Add the following algebraic expression:
\[\frac{2}{3}a, \frac{3}{5}a, - \frac{6}{5}a\]
Add the following algebraic expression:
\[\frac{11}{2}xy + \frac{12}{5}y + \frac{13}{7}x, - \frac{11}{2}y - \frac{12}{5}x - \frac{13}{7}xy\]
Multiply: \[\left( \frac{x}{7} + \frac{x^2}{2} \right)by\left( \frac{2}{5} + \frac{9x}{4} \right)\]
If \[x + \frac{1}{x} = 20,\]find the value of \[x^2 + \frac{1}{x^2} .\].
Simplify: p + p + 2 + p + 3 + p – 4 – p – 5 + p + 10
Add:
9ax + 3by – cz, –5by + ax + 3cz
Sum of x and y is x + y.
