You write it as 3.16 I am pretty sure
Answer:
60/35*100 = 171.428571429
Step-by-step explanation:
N/A
Answer:
Therefore
15.

16.

17.

Step-by-step explanation:
15.

Using the Identity (a + b)(a - b) = (a² - b²) we get
Consider here a = 5c and b = 3 then we will have
.....as required
16.

Here Factorize 8 such that sum up to be 9
∴ 8 × 1 = 8 and 8 + 1 =9
... as required
17.

Here Factorize 21 such that sum up to be -10
∴ -3 × -7 = + 21 and -3 - 7 = - 10
........as required
Therefore
15.

16.

17.

H + 6/4 = 5
- 6/4 -6/4
H = 3.5 OR 3 1/2