`8^7xx2^6-:8^2.4=8^?` a. 6.6 b. 8.6 c. 9.6 d. 10.6

8^(7)xx2^(6)-:8^(2.4)=8^(?) a.6.6b.8.6c.9.6d.10.6

(""^8C_0)/6-""^8C_1+""^8C_2 .6-""^8C_3 .6^2+....+ ""^8C_8 .6^7 =

The value of ((8.6xx5.3+8.6xx4.7)/(4.3xx9.7-4.3xx8.7)) is (a) 3.3 (b) 6.847 (c) 13.9 (d) 20

Calculate the following a. (6.7 xx 10^(5)) xx (4.6 xx 10^(4)) b. (7.6 xx 10^(7)) xx (3.8 xx 10^(-4)) c. (6.8 xx 10^(-3)) xx (5.2 xx 10^(-4)) d. (6.7 xx 10^(5)) / (4.6 xx 10^(4)) e. (7.6 xx 10^(7)) / (3.8 xx 10^(-4)) f. (6.8 xx 10^(-3)) / (3.8 xx 10^(-4)) g. 7.65 xx 10^(2) + 2.72 xx 10^(3) h. 7.87 xx 10^(-4) - 2.61 xx 10^(-5)

The mode and median of the data 8, 6, 8, 7, 6, 8, 7, 6 is A. 7 and 8 B. 6 and 7 C. 8 and 7 D. 6 and 8

(""^(8) C_(0) )/(6) - ""^(8) C_1 + ""^(8) C_(2) . 6-""^(8) C_3 . 6^2 + ... + ""^(8) C_(8) .6^(7) is equal to (i) 0 (ii) 6^7 (iii) 6^5 (iv) (5^8)/(6)

Reciprocal of 6/9 is (a) 6/9 (b) 8/6 (c) 9/6 (d) 7/6

(^8C_0)/6-^8C_1+^8C_2xx6-^8C_3xx6^2++^8C_8 6^7

Solve ((9.8)^(3)-(6.8)^(3))/(9.8^(2)+9.8xx6.8+6.8^(2))