Advertisements
Advertisements
प्रश्न
Evaluate: `(3"x"+1/2)(2"x"+1/3)`
योग
Advertisements
उत्तर
`(3"x"+1/2)(2"x"+1/3)`
`=3"x"(2"x"+1/3)+1/2(2"x"+1/3)`
`=6"x"^2+"x"+"x"+1/6`
`=6"x"^2+2"x"+1/6`
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Evaluate the following using identities:
(2x + y) (2x − y)
Find the following product:
\[\left( \frac{3}{x} - 2 x^2 \right) \left( \frac{9}{x^2} + 4 x^4 - 6x \right)\]
If x = −2 and y = 1, by using an identity find the value of the following
\[\left( 5y + \frac{15}{y} \right) \left( 25 y^2 - 75 + \frac{225}{y^2} \right)\]
If a + b + c = 0, then \[\frac{a^2}{bc} + \frac{b^2}{ca} + \frac{c^2}{ab} =\]
Use the direct method to evaluate :
`("z"-2/3)("z"+2/3)`
Expand the following:
(2x - 5) (2x + 5) (2x- 3)
Simplify by using formula :
(1 + a) (1 - a) (1 + a2)
Evaluate, using (a + b)(a - b)= a2 - b2.
4.9 x 5.1
If `x + (1)/x = "p", x - (1)/x = "q"`; find the relation between p and q.
Simplify (2x – 5y)3 – (2x + 5y)3.
