Request a call back

Please ANSWER THIS QUESTIONS BELOW ASAP 1. Verify that -2 is a zero of the polynomial p(a)=a+2  2. Find the zero of the polynomial p(b)=b+10  3. Factorise (b-c)3 +(c-d)33+(d-b)3  4. Expand the following  (i) (4a-b+2c)2  (ii) (-x+2y-3z)2 5. Factorize the following  (i) x2+9x+18  (ii)2x3-3x2-17x+30 (iii) 9x2+4y2+16z2+12xy-16yz-24xz  (iv) 1-64x2  6. Simplify (2x-5y)3-(2x+5y)3  7. Prove that (a+b+c)3-a3-b3-c3= 3(a+b)(b+c)(c+a)
Asked by prakash.sanyasi | 19 Aug, 2019, 02:25: PM
1. p(a) = a + 2
Put a = -2
p(-2) = -2 + 2 = 0
Hence, -2 is the zero of the given polynomial.
Answered by Sneha shidid | 19 Aug, 2019, 02:40: PM

## Concept Videos

CBSE 9 - Maths
Asked by rson0295 | 01 Apr, 2024, 08:55: AM
CBSE 9 - Maths
Asked by ammudeep0123 | 20 Mar, 2024, 07:13: AM
CBSE 9 - Maths
Asked by rizwanmunna406 | 12 Dec, 2023, 10:09: PM
CBSE 9 - Maths
Asked by sathishdoddamudigere2 | 01 Nov, 2023, 06:53: PM
CBSE 9 - Maths
Asked by dpsvijender | 21 Jun, 2022, 10:37: AM
CBSE 9 - Maths
Asked by vandanagarwal28 | 18 Jun, 2022, 05:57: PM