Advertisements
Advertisements
Question
Perform the following division:
(– qrxy + pryz – rxyz) ÷ (– xyz)
Advertisements
Solution
We have,
(– qrxy + pryz – rxyz) ÷ (– xyz)
= `(-qrxy + pryz - rxyz)/(-xyz)`
= `(-qrxy)/(-xyz) + (pryz)/(-xyz) - (rxyz)/(-xyz)`
= `(qr)/z - (pr)/x + r`
APPEARS IN
RELATED QUESTIONS
Show that (9p - 5q)2 + 180pq = (9p + 5q)2
Simplify the following using the formula: (a − b)(a + b) = a2 − b2: (82)2 − (18)2
Simplify the following using the formula: (a − b)(a + b) = a2 − b2: 95 × 105
Simplify the following using the identities: 178 × 178 − 22 × 22
Find the following product: (x − 11) (x + 4)
Evaluate the following: 994 × 1006
Simplify: (x – 2y + 3z) (x2 + 4y2 + 9z2 + 2xy + 6yz – 3xz)
On dividing 57p2qr by 114pq, we get ______.
Using suitable identities, evaluate the following.
47 × 53
Match the expressions of column I with that of column II:
| Column I | Column II |
| (1) (21x + 13y)2 | (a) 441x2 – 169y2 |
| (2) (21x – 13y)2 | (b) 441x2 + 169y2 + 546xy |
| (3) (21x – 13y)(21x + 13y) | (c) 441x2 + 169y2 – 546xy |
| (d) 441x2 – 169y2 + 546xy |
