Solve the following:
4 (3p + 2) – 5(6p –1) = 2(p – 8) – 6(7p – 4)

Q Solve the following.s: a. 4=5(p-2) b. -4=5(p-2)

Solve the following equations. (a) 4=5(p-2) (b) -4=5(p-2) (c) -16=-5(2-p) (d) 10=4+3(t+2) (e) 28=4+3(t+5) (f) 0=16+4(m-6)

Find the value of p if (14p-4): (8p-1) = (3p+8): (9p+5) -

Add the following expressions: 5/8 p^4 +2p^2 + 5/8 , 1/8 - 17 p + 9/8 p^2 and p^5-p^3+7

Identify which of the following sequence is an A.P . 1/2 , 2/3 , 3/4 , 4/5 , 5/6 …….

The electronic configurations of some elements are given below: (i) 1s ^(2) 2s ^(2) 2p ^(6) 3s ^(1) (ii) 1s ^(2) 2s ^(2) 2p ^(6) 3s ^(2) 3p ^(6) 4s ^(2) 3s ^(1) (iii) 1s ^(2) 2s ^(2) 2p ^(3) (iv) 1s ^(2) 2s ^(2) 2p ^(6) 3s ^(2) 3p ^(6) 4s ^(2) (v) 1s ^(2) 2s ^(2) 2p ^(6) 3s^(2) 3p ^(5) (vi ) 1s ^(2) 2s ^(2) 2p^(6) 3s ^(2) 3p ^(3) (vii) 1s^(2) 2s ^(2) 2p^(6) (viii) 1s ^(2) 2s ^(2) 2p ^(6) 3s ^(2) 3p ^(4) Name the elements. Out of these which 1. is an alkaline earth metal 2. has lowest chemical reactivity 3. belong to group 15 of the periodic table 4. is a transition element 5. is halogen 6. belong to p-block 7. belong to second period.

If the 2nd , 5th and 9th terms of a non-constant A.P. are in G.P., then the common ratio of this G.P. is : (1) 8/5 (2) 4/3 (3) 1 (4) 7/4

simplify: (i) 2p^(3) - 3p^(2) + 4p - 5- 6p^(3) + 2p^(2) - 8p - 2 + 6p + 8 (ii) 2x^(2) - xy + 6x - 4y + 5xy - 4x + 6x^(2) + 3y (iii) x^(4) - 6x^(3) + 2x - 7 + 7x^(3) - x + 5x^(2) + 2 - x^(4)