x2
x2
(x + 1)
1
1
X
x
Fig. 2 (b)
OBSERVATION AND CONCLUSION
We observe and conclude that
2x2 + 3x + 1 = (2x + 1) (x + 1)
WORKSHEET-1
Q. 1. Find the value of k for which '-k' is a zero of f(x) = x3 + kx2 - 2x + k + 6.
Q. 2. Check whether 7 + 3x is a factor of 3x3 + 7x.
Q.3. Factorise: 12x2 – 7x + 1.
Q. 4. Evaluate 104 x 96 using suitable identity.
1 1 1 1
Q. 5. Factorise: (1)
-a3 + -a²b+ -ab²+
8 4 6 27
+
-63
(i) p2 + 4q2 + 9r2 + 4pq - 12gr - 6pr.
Q. 6. Prove that
Answers
Answer:
x2
x2
(x + 1)
1
1
X
x
Fig. 2 (b)
OBSERVATION AND CONCLUSION
We observe and conclude that
2x2 + 3x + 1 = (2x + 1) (x + 1)
WORKSHEET-1
Q. 1. Find the value of k for which '-k' is a zero of f(x) = x3 + kx2 - 2x + k + 6.
Q. 2. Check whether 7 + 3x is a factor of 3x3 + 7x.
Q.3. Factorise: 12x2 – 7x + 1.
Q. 4. Evaluate 104 x 96 using suitable identity.
1 1 1 1
Q. 5. Factorise: (1)
-a3 + -a²b+ -ab²+
8 4 6 27
+
-63
(i) p2 + 4q2 + 9r2 + 4pq - 12gr - 6pr.
Q. 6. Prove that
Answer:
Diwali means that a series of lights. Diwali is a festival of lights celebrated in India, in the main by members of the Hindu religion, however also by many different religions like Sikhs and Jains. This festival is celebrated once a year within the month of either October or November supported the Hindu calendar.
Diwali is one in every of the foremost stunning times of the year, and this Diwali essay can offer you an insight into what makes this festival such a lot of specials. Let's begin the journey to what makes this festival of sunshine such a big celebration.
According to some of these days, Lord Ram reached Ayodhya alongside Sita and Lakshman. Diyas are lit for welcomed to ram, sita, and Lakshman. Jains says this can be the day once Lord Mahavira earned "moksha or salvation." They show lights in the jubilation of such attainment. Dayanand Saraswathi of Arya Samaj also attained 'Nirvana' on these days.