Question

27. A natural number is greater than twice its square root by 3. The number a
is
o
o
o 12
O​

Answer 1

Answer:

(a) (– 8) + (– 4) __ (–8) – (– 4)

(b) (– 3) + 7 – (19) __ 15 – 8 + (– 9)

(c) 23 – 41 + 11 __ 23 – 41 – 11

(d) 39 + (– 24) – (15) __ 36 + (– 52) – (– 36)

(e) – 231 + 79 + 51 __ –399 + 159 + 81

ncert class 7th mathematics chapter 1 integers