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<span>The formula is 1/b-a int(equation) from zero to four. Just integrate normally and multiply by the first part.
</span><span>integrate with limits 0,4 then divide by 4
</span>
<span>1÷4 (limit o to 4)∫ 2√1+5t^3 dt
= </span><span>14.691</span>
i dont think its D or B
if im wrong correct me but have a blessed day
Answer:

Step-by-step explanation:
=> 
Dividing both sides by -4
=> 
=> 
There are

total ways to draw any 6 numbers from the range 1 to 51, regardless of order.
Given 6 selected numbers that match those drawn by the lottery, there are

ways of rearranging them. So the probability of winning 1st prize is

Next, given 6 selected numbers of which 5 match those drawn by the lottery, there are

ways of rearranging those 5 matching numbers. There are 46 remaining numbers that didn't get drawn, so the probability of winning 2nd prize is
