Advertisements
Advertisements
प्रश्न
Evaluate: (2 − z) (15 − z)
बेरीज
Advertisements
उत्तर
(2 − z) (15 − z) = 2(15 − z) −z(15 − z)
= 30 − 2z − 15z + z2
= 30 − 17z + z2
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Factorise the following:
27y3 + 125z3
Factorise the following:
64m3 – 343n3
If `x + 1/x = sqrt5`, find the value of `x^2 + 1/x^2` and `x^4 + 1/x^4`
If 2x+3y = 13 and xy = 6, find the value of 8x3 + 27y3
The product (a + b) (a − b) (a2 − ab + b2) (a2 + ab + b2) is equal to
Evaluate : (4a +3b)2 - (4a - 3b)2 + 48ab.
Evaluate: `(2"a"+1/"2a")(2"a"-1/"2a")`
Expand the following:
(a + 4) (a + 7)
If a - b = 10 and ab = 11; find a + b.
Without actually calculating the cubes, find the value of:
(0.2)3 – (0.3)3 + (0.1)3
