150
13+46= 59
59+87= 146
Round 46 to the nearest ten, which in this case would be 50 because the last number is larger than a 5.
Then add the 1 back in to make it 150.
Answer:
2^40.
Step-by-step explanation:
(4^4)^5
= 4^(4*5)
= 4^20
= (2^2)^20
= 2^40.
-24 - I didn’t explain it in words, but the step by step is in the image!
Answer: 
Step-by-step explanation:
Alright, lets get started.
The given expression is given as :

We know quotient identity as :

Similarly, we know reciprocal identity as :

lets plug the value of cot and sec in given expression

cos will be cancelled, remaining will be

Using reciprocal identity again, that will equal to :
................... Answer (A)