Answer:
see explanation
Step-by-step explanation:
For the equation to have solutions , then
- 1 ≤ cosq ≤ 1
Since cosq = 1.4 ( out with limits )
Then the equation has no solutions
She is 4 years an d3 months old
Answer:

Step-by-step explanation:
We are given the expression, 
On simplifying, we have,

i.e. 
Now, we will rationalize the expression,
i.e. 
i.e. 
i.e. 
Since,
, we get,
i.e. 
i.e. 
So, the simplified expression is
.