Question

which is a rational number.
EXERCISE 13.2
1. Using laws of exponents, simplify and write the answer in exponential form:
(1) 32 x 34 x 38
(0) 6' - 6
(m) a'xa
(iv) 7x7
(V)
(52)':5
(9) 2 x5
(vi) alxb
(Vill)
(ix) (2 2") 2
(x) 88
INC
2. Simplify and express each of the following in exponential form:
2 x3 x4
3x 32
m (15")*s*)+5
(m) 25' 5
(iv)
3x7x11
21xIT
(v)
3
3x3
(vi) 2° + 3 + 4°
(vii) 20 x 30 x 40
(vii) (3 + 29) x 50
(LX)
2 xa
4'xa
x
(xii) (2x2)
4 xab'
(xi)
4'xa'b
3. Say true or false and justify your answer:
(1) 10 x 10 = 100" (2' > 52
(m) 2 x 3 = 6
(iv) 3º = (1000)
12 / 16
2019-20​

Answer 1

Answer:

Step-by-step explanation:

+ol+6+3+94+ 89- ans * 3