Answer:
the answer is number b 15x + 1
Taking this step by step:
We can start by squaring 2x+5. Expanding (2x+5)(2x+5), we get:

Multiplying by 4pi, we then get:

This is equal to option C.
Answer:
83
Step-by-step explanation:
cos 65 = 35/ x
x = 35/ cos 65
x = 83m
hope it helps!
Answer:
{ 11 , 19 , 41 , 61 , 89 } is only the two digits number having both their non-prime.
Step-by-step explanation:
Answer: (4+1)*5=25; (25+1)*5=130; (130+1)*5=655.
Step-by-step explanation: