Advertisements
Advertisements
प्रश्न
Find the square of x − 2y +1
योग
Advertisements
उत्तर
(x − 2y +1)2 = (x)2 + (−2y)2 + (1)2 + 2 × x × −2y + 2 × (−2y) ×1 + 2 × 1 × x
= x2 + 4y2 + 1 − 4xy − 4y + 2x
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Find the square of x+ 3y
Find the square of `"a"+1/(5"a")`
Find the square of `"x"+1/"x"-1`
Evaluate using the expansion of (a + b)2 or (a – b)2:
(9.4)2
The expanded form of the number is given. Write the number.
80,00,000 + 50,000 + 1000 + 600 + 9
Write the following numbers in standard notation.
4000000 + 400 + 4
Write the following numbers in expanded from.
28,48,387
Represent given values in Abacus.
3 Ten crores, 7 crores, 6 ten lakhs, 7 lakhs, 4 tens and 7 ones.
Represent given values in Abacus.
Write the number name of the following numbers represented in the Abacus
Write in expanded form:
74836
