Advertisements
Advertisements
Question
Add:
3y2 − 10y + 16; 2y − 7
Sum
Advertisements
Solution
(3y2 − 10y + 16) + (2y − 7)
= 3y2 − 10y + 16 + 2y − 7
= 3y2 + (−10y + 2y) + (16 − 7)
= 3y2 + (−8y) + 9
= 3y2 − 8y + 9
shaalaa.com
Is there an error in this question or solution?
RELATED QUESTIONS
Add the following:
l2 + m2, m2 + n2, n2 + l2, 2lm + 2mn + 2nl
Simplify combining like terms: - z2 + 13z2 − 5z + 7z3 − 15z
Simplify combining like terms: 3a - 2b - ab - (a - b + ab) + 3ab + b - a
Add: 3p2q2 - 4pq + 5, - 10p2q2, 15 + 9pq + 7p2q2
Subtract: - 5y2 from y2
From the sum of 4 + 3x and 5 - 4x + 2x2, subtract the sum of 3x2 - 5x and -x2 + 2x + 5.
Add the following algebraic expression:
\[\frac{2}{3}a, \frac{3}{5}a, - \frac{6}{5}a\]
Add:
2a + 6b + 8c; 16a + 13c + 18b
Add: 7xy + 5yz – 3zx, 4yz + 9zx – 4y, –3xz + 5x – 2xy.
Add: 7mn, 5mn
